55716122161755 has 64 divisors (see below), whose sum is σ = 108402955914240. Its totient is φ = 26927015846400.

The previous prime is 55716122161741. The next prime is 55716122161783.

55716122161755 is a `hidden beast` number, since 5 + 5 + 7 + 1 + 6 + 12 + 2 + 1 + 617 + 5 + 5 = 666.

55716122161755 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55716122161755 - 2⁸ = 55716122161499 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 59858542 + ... + 60782211.

It is an arithmetic number, because the mean of its divisors is an integer number (1693796186160).

Almost surely, 2^{55716122161755} is an apocalyptic number.

55716122161755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55716122161755 is a deficient number, since it is larger than the sum of its proper divisors (52686833752485).

55716122161755 is a wasteful number, since it uses less digits than its factorization.

55716122161755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120641089 (or 120641083 counting only the distinct ones).

The product of its digits is 4410000, while the sum is 54.

The spelling of 55716122161755 in words is "fifty-five trillion, seven hundred sixteen billion, one hundred twenty-two million, one hundred sixty-one thousand, seven hundred fifty-five".