55637716576852 has 12 divisors (see below), whose sum is σ = 97370801215380. Its totient is φ = 27817487658176.

The previous prime is 55637716576807. The next prime is 55637716576901. The reversal of 55637716576852 is 25867561773655.

It can be written as a sum of positive squares in 2 ways, for example, as 39203076247696 + 16434640329156 = 6261236^2 + 4053966^2 .

It is a super-2 number, since 2×55637716576852² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342566227 + ... + 342728602.

It is an arithmetic number, because the mean of its divisors is an integer number (8114233434615).

Almost surely, 2^{55637716576852} is an apocalyptic number.

It is an amenable number.

55637716576852 is a deficient number, since it is larger than the sum of its proper divisors (41733084638528).

55637716576852 is a wasteful number, since it uses less digits than its factorization.

55637716576852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685315130 (or 685315128 counting only the distinct ones).

The product of its digits is 2222640000, while the sum is 73.

The spelling of 55637716576852 in words is "fifty-five trillion, six hundred thirty-seven billion, seven hundred sixteen million, five hundred seventy-six thousand, eight hundred fifty-two".