55370523777406 has 16 divisors (see below), whose sum is σ = 83696696126208. Its totient is φ = 27471659901400.

The previous prime is 55370523777389. The next prime is 55370523777493. The reversal of 55370523777406 is 60477732507355.

It is a super-2 number, since 2×55370523777406² (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 7 ways as a sum of consecutive naturals, for example, 5520580 + ... + 11883511.

It is an arithmetic number, because the mean of its divisors is an integer number (5231043507888).

Almost surely, 2^{55370523777406} is an apocalyptic number.

55370523777406 is a deficient number, since it is larger than the sum of its proper divisors (28326172348802).

55370523777406 is a wasteful number, since it uses less digits than its factorization.

55370523777406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17416367.

The product of its (nonzero) digits is 129654000, while the sum is 61.

The spelling of 55370523777406 in words is "fifty-five trillion, three hundred seventy billion, five hundred twenty-three million, seven hundred seventy-seven thousand, four hundred six".