55505560612 has 24 divisors (see below), whose sum is σ = 101370024000. Its totient is φ = 26542983456.

The previous prime is 55505560597. The next prime is 55505560631. The reversal of 55505560612 is 21606550555.

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, 865014 + ... + 926962.

It is an arithmetic number, because the mean of its divisors is an integer number (4223751000).

Almost surely, 2^55505560612 is an apocalyptic number.

It is an amenable number.

55505560612 is a deficient number, since it is larger than the sum of its proper divisors (45864463388).

55505560612 is a wasteful number, since it uses less digits than its factorization.

55505560612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71715 (or 71713 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 40.

The spelling of 55505560612 in words is "fifty-five billion, five hundred five million, five hundred sixty thousand, six hundred twelve".