55879276004556 has 24 divisors (see below), whose sum is σ = 134881011046320. Its totient is φ = 17984134805952.

The previous prime is 55879276004473. The next prime is 55879276004609. The reversal of 55879276004556 is 65540067297855.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80286315751 + ... + 80286316446.

It is an arithmetic number, because the mean of its divisors is an integer number (5620042126930).

Almost surely, 2^{55879276004556} is an apocalyptic number.

It is an amenable number.

55879276004556 is an abundant number, since it is smaller than the sum of its proper divisors (79001735041764).

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

55879276004556 is a wasteful number, since it uses less digits than its factorization.

55879276004556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160572632233 (or 160572632231 counting only the distinct ones).

The product of its (nonzero) digits is 635040000, while the sum is 69.

The spelling of 55879276004556 in words is "fifty-five trillion, eight hundred seventy-nine billion, two hundred seventy-six million, four thousand, five hundred fifty-six".