54856025816880 has 80 divisors (see below), whose sum is σ = 179003873733120. Its totient is φ = 13858364415744.

The previous prime is 54856025816821. The next prime is 54856025816927. The reversal of 54856025816880 is 8861852065845.

It is a tau number, because it is divible by the number of its divisors (80).

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, 6014910552 + ... + 6014919671.

It is an arithmetic number, because the mean of its divisors is an integer number (2237548421664).

Almost surely, 2^{54856025816880} is an apocalyptic number.

It is an amenable number.

54856025816880 is an abundant number, since it is smaller than the sum of its proper divisors (124147847916240).

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

54856025816880 is a wasteful number, since it uses less digits than its factorization.

54856025816880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12029830258 (or 12029830252 counting only the distinct ones).

The product of its (nonzero) digits is 147456000, while the sum is 66.

The spelling of 54856025816880 in words is "fifty-four trillion, eight hundred fifty-six billion, twenty-five million, eight hundred sixteen thousand, eight hundred eighty".