55517662266 has 32 divisors (see below), whose sum is σ = 121434614208. Its totient is φ = 16781149440.

The previous prime is 55517662219. The next prime is 55517662273. The reversal of 55517662266 is 66226671555.

55517662266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1033215 + ... + 1085618.

It is an arithmetic number, because the mean of its divisors is an integer number (3794831694).

Almost surely, 2^55517662266 is an apocalyptic number.

55517662266 is an abundant number, since it is smaller than the sum of its proper divisors (65916951942).

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

55517662266 is a wasteful number, since it uses less digits than its factorization.

55517662266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2119246.

The product of its digits is 4536000, while the sum is 51.

The spelling of 55517662266 in words is "fifty-five billion, five hundred seventeen million, six hundred sixty-two thousand, two hundred sixty-six".