55892341522578 has 32 divisors (see below), whose sum is σ = 121951001733120. Its totient is φ = 16936507247760.

The previous prime is 55892341522529. The next prime is 55892341522621. The reversal of 55892341522578 is 87522514329855.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12156250 + ... + 16110837.

It is an arithmetic number, because the mean of its divisors is an integer number (3810968804160).

Almost surely, 2^{55892341522578} is an apocalyptic number.

55892341522578 is an abundant number, since it is smaller than the sum of its proper divisors (66058660210542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55892341522578 is a wasteful number, since it uses less digits than its factorization.

55892341522578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28297062.

The product of its digits is 241920000, while the sum is 66.

The spelling of 55892341522578 in words is "fifty-five trillion, eight hundred ninety-two billion, three hundred forty-one million, five hundred twenty-two thousand, five hundred seventy-eight".