55232511571576 has 16 divisors (see below), whose sum is σ = 103914409573800. Its totient is φ = 27522002351904.

The previous prime is 55232511571519. The next prime is 55232511571577. The reversal of 55232511571576 is 67517511523255.

It is a super-2 number, since 2×55232511571576² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55232511571577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11781676746 + ... + 11781681433.

Almost surely, 2^{55232511571576} is an apocalyptic number.

It is an amenable number.

55232511571576 is a deficient number, since it is larger than the sum of its proper divisors (48681898002224).

55232511571576 is a wasteful number, since it uses less digits than its factorization.

55232511571576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23563358478 (or 23563358474 counting only the distinct ones).

The product of its digits is 11025000, while the sum is 55.

The spelling of 55232511571576 in words is "fifty-five trillion, two hundred thirty-two billion, five hundred eleven million, five hundred seventy-one thousand, five hundred seventy-six".