55995157794480 has 80 divisors (see below), whose sum is σ = 183795870891744. Its totient is φ = 14053686661120.

The previous prime is 55995157794469. The next prime is 55995157794503. The reversal of 55995157794480 is 8449775159955.

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

It is a junction number, because it is equal to n+sod(n) for n = 55995157794396 and 55995157794405.

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, 6862147611 + ... + 6862155770.

Almost surely, 2^{55995157794480} is an apocalyptic number.

It is an amenable number.

55995157794480 is an abundant number, since it is smaller than the sum of its proper divisors (127800713097264).

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

55995157794480 is a wasteful number, since it uses less digits than its factorization.

55995157794480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13724303414 (or 13724303408 counting only the distinct ones).

The product of its (nonzero) digits is 2857680000, while the sum is 78.

The spelling of 55995157794480 in words is "fifty-five trillion, nine hundred ninety-five billion, one hundred fifty-seven million, seven hundred ninety-four thousand, four hundred eighty".