221422176677360 has 40 divisors (see below), whose sum is σ = 531413224031616. Its totient is φ = 85711810325760.

The previous prime is 221422176677353. The next prime is 221422176677363. The reversal of 221422176677360 is 63776671224122.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 221422176677296 and 221422176677305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221422176677363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44641565399 + ... + 44641570358.

Almost surely, 2^{221422176677360} is an apocalyptic number.

221422176677360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221422176677360 is an abundant number, since it is smaller than the sum of its proper divisors (309991047354256).

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

221422176677360 is a wasteful number, since it uses less digits than its factorization.

221422176677360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89283135801 (or 89283135795 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 56.

The spelling of 221422176677360 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, one hundred seventy-six million, six hundred seventy-seven thousand, three hundred sixty".