55555049964 has 24 divisors (see below), whose sum is σ = 131753508208. Its totient is φ = 18214770240.

The previous prime is 55555049941. The next prime is 55555049971. The reversal of 55555049964 is 46994055555.

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, 37946707 + ... + 37948170.

Almost surely, 2^55555049964 is an apocalyptic number.

It is an amenable number.

55555049964 is an abundant number, since it is smaller than the sum of its proper divisors (76198458244).

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

55555049964 is a wasteful number, since it uses less digits than its factorization.

55555049964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75894945 (or 75894943 counting only the distinct ones).

The product of its (nonzero) digits is 24300000, while the sum is 57.

The spelling of 55555049964 in words is "fifty-five billion, five hundred fifty-five million, forty-nine thousand, nine hundred sixty-four".