222561626150660 has 12 divisors (see below), whose sum is σ = 467379414916428. Its totient is φ = 89024650460256.

The previous prime is 222561626150639. The next prime is 222561626150681. The reversal of 222561626150660 is 66051626165222.

It is an interprime number because it is at equal distance from previous prime (222561626150639) and next prime (222561626150681).

It can be written as a sum of positive squares in 2 ways, for example, as 64627964879104 + 157933661271556 = 8039152^2 + 12567166^2 .

It is a super-2 number, since 2×222561626150660² (a number of 29 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 222561626150599 and 222561626150608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5564040653747 + ... + 5564040653786.

It is an arithmetic number, because the mean of its divisors is an integer number (38948284576369).

Almost surely, 2^{222561626150660} is an apocalyptic number.

222561626150660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222561626150660 is an abundant number, since it is smaller than the sum of its proper divisors (244817788765768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222561626150660 is a wasteful number, since it uses less digits than its factorization.

222561626150660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11128081307542 (or 11128081307540 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 50.

The spelling of 222561626150660 in words is "two hundred twenty-two trillion, five hundred sixty-one billion, six hundred twenty-six million, one hundred fifty thousand, six hundred sixty".