55837607728826 has 24 divisors (see below), whose sum is σ = 106288284843936. Its totient is φ = 21754912101720.

The previous prime is 55837607728769. The next prime is 55837607728829. The reversal of 55837607728826 is 62882770673855.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (55837607728829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25898703806 + ... + 25898705961.

It is an arithmetic number, because the mean of its divisors is an integer number (4428678535164).

Almost surely, 2^{55837607728826} is an apocalyptic number.

55837607728826 is a deficient number, since it is larger than the sum of its proper divisors (50450677115110).

55837607728826 is a wasteful number, since it uses less digits than its factorization.

55837607728826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51797409794 (or 51797409787 counting only the distinct ones).

The product of its (nonzero) digits is 1896652800, while the sum is 74.

The spelling of 55837607728826 in words is "fifty-five trillion, eight hundred thirty-seven billion, six hundred seven million, seven hundred twenty-eight thousand, eight hundred twenty-six".