54556261320102 has 32 divisors (see below), whose sum is σ = 112737041775360. Its totient is φ = 17590999302240.

The previous prime is 54556261320097. The next prime is 54556261320131. The reversal of 54556261320102 is 20102316265545.

It is a congruent number.

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, 1208150452 + ... + 1208195607.

It is an arithmetic number, because the mean of its divisors is an integer number (3523032555480).

Almost surely, 2^{54556261320102} is an apocalyptic number.

54556261320102 is an abundant number, since it is smaller than the sum of its proper divisors (58180780455258).

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

54556261320102 is a wasteful number, since it uses less digits than its factorization.

54556261320102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2416346188.

The product of its (nonzero) digits is 432000, while the sum is 42.

Adding to 54556261320102 its reverse (20102316265545), we get a palindrome (74658577585647).

The spelling of 54556261320102 in words is "fifty-four trillion, five hundred fifty-six billion, two hundred sixty-one million, three hundred twenty thousand, one hundred two".