55515345562 has 4 divisors (see below), whose sum is σ = 83273018346. Its totient is φ = 27757672780.

The previous prime is 55515345551. The next prime is 55515345577. The reversal of 55515345562 is 26554351555.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55323273681 + 192071881 = 235209^2 + 13859^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13878836389 + ... + 13878836392.

Almost surely, 2^55515345562 is an apocalyptic number.

55515345562 is a deficient number, since it is larger than the sum of its proper divisors (27757672784).

55515345562 is a wasteful number, since it uses less digits than its factorization.

55515345562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27757672783.

The product of its digits is 2250000, while the sum is 46.

The spelling of 55515345562 in words is "fifty-five billion, five hundred fifteen million, three hundred forty-five thousand, five hundred sixty-two".