22061632133464 has 32 divisors (see below), whose sum is σ = 51572646547200. Its totient is φ = 8595441090720.

The previous prime is 22061632133449. The next prime is 22061632133467. The reversal of 22061632133464 is 46433123616022.

It is a super-2 number, since 2×22061632133464² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22061632133464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22061632133467) 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, 17907168324 + ... + 17907169555.

It is an arithmetic number, because the mean of its divisors is an integer number (1611645204600).

Almost surely, 2^{22061632133464} is an apocalyptic number.

It is an amenable number.

22061632133464 is an abundant number, since it is smaller than the sum of its proper divisors (29511014413736).

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

22061632133464 is a wasteful number, since it uses less digits than its factorization.

22061632133464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35814337903 (or 35814337899 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 43.

Adding to 22061632133464 its reverse (46433123616022), we get a palindrome (68494755749486).

The spelling of 22061632133464 in words is "twenty-two trillion, sixty-one billion, six hundred thirty-two million, one hundred thirty-three thousand, four hundred sixty-four".