55160665570 has 16 divisors (see below), whose sum is σ = 99293137920. Its totient is φ = 22063390704.

The previous prime is 55160665559. The next prime is 55160665591. The reversal of 55160665570 is 7556606155.

It is a super-2 number, since 2×55160665570² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55160665570.

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, 195679 + ... + 385501.

It is an arithmetic number, because the mean of its divisors is an integer number (6205821120).

Almost surely, 2^55160665570 is an apocalyptic number.

55160665570 is a deficient number, since it is larger than the sum of its proper divisors (44132472350).

55160665570 is a wasteful number, since it uses less digits than its factorization.

55160665570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218889.

The product of its (nonzero) digits is 945000, while the sum is 46.

The spelling of 55160665570 in words is "fifty-five billion, one hundred sixty million, six hundred sixty-five thousand, five hundred seventy".