55555004999984 has 20 divisors (see below), whose sum is σ = 123014653928784. Its totient is φ = 23809287857088.

The previous prime is 55555004999953. The next prime is 55555004999993. The reversal of 55555004999984 is 48999940055555.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248013415067 + ... + 248013415290.

Almost surely, 2^{55555004999984} is an apocalyptic number.

It is an amenable number.

55555004999984 is an abundant number, since it is smaller than the sum of its proper divisors (67459648928800).

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

55555004999984 is a wasteful number, since it uses less digits than its factorization.

55555004999984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496026830372 (or 496026830366 counting only the distinct ones).

The product of its (nonzero) digits is 2624400000, while the sum is 77.

The spelling of 55555004999984 in words is "fifty-five trillion, five hundred fifty-five billion, four million, nine hundred ninety-nine thousand, nine hundred eighty-four".