55515751170 has 32 divisors (see below), whose sum is σ = 145350331200. Its totient is φ = 13458363840.

The previous prime is 55515751073. The next prime is 55515751177. The reversal of 55515751170 is 7115751555.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (55515751177) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 84114445 + ... + 84115104.

It is an arithmetic number, because the mean of its divisors is an integer number (4542197850).

Almost surely, 2^55515751170 is an apocalyptic number.

55515751170 is an abundant number, since it is smaller than the sum of its proper divisors (89834580030).

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

55515751170 is a wasteful number, since it uses less digits than its factorization.

55515751170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168229570.

The product of its (nonzero) digits is 153125, while the sum is 42.

The spelling of 55515751170 in words is "fifty-five billion, five hundred fifteen million, seven hundred fifty-one thousand, one hundred seventy".