55911452670 has 24 divisors (see below), whose sum is σ = 145369777176. Its totient is φ = 14909720688.

The previous prime is 55911452659. The next prime is 55911452699. The reversal of 55911452670 is 7625411955.

It is a happy number.

55911452670 is a `hidden beast` number, since 5 + 5 + 9 + 114 + 526 + 7 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310619092 + ... + 310619271.

It is an arithmetic number, because the mean of its divisors is an integer number (6057074049).

Almost surely, 2^55911452670 is an apocalyptic number.

55911452670 is an abundant number, since it is smaller than the sum of its proper divisors (89458324506).

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

55911452670 is a wasteful number, since it uses less digits than its factorization.

55911452670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621238376 (or 621238373 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 45.

The spelling of 55911452670 in words is "fifty-five billion, nine hundred eleven million, four hundred fifty-two thousand, six hundred seventy".