55571122558754 has 64 divisors (see below), whose sum is σ = 94008856338432. Its totient is φ = 24408104025600.

The previous prime is 55571122558727. The next prime is 55571122558769. The reversal of 55571122558754 is 45785522117555.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1353490994 + ... + 1353532050.

It is an arithmetic number, because the mean of its divisors is an integer number (1468888380288).

Almost surely, 2^{55571122558754} is an apocalyptic number.

55571122558754 is a deficient number, since it is larger than the sum of its proper divisors (38437733779678).

55571122558754 is a wasteful number, since it uses less digits than its factorization.

55571122558754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44031.

The product of its digits is 98000000, while the sum is 62.

The spelling of 55571122558754 in words is "fifty-five trillion, five hundred seventy-one billion, one hundred twenty-two million, five hundred fifty-eight thousand, seven hundred fifty-four".