551160551604 has 48 divisors (see below), whose sum is σ = 1388456279168. Its totient is φ = 169160669568.

The previous prime is 551160551581. The next prime is 551160551629. The reversal of 551160551604 is 406155061155.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4387792 + ... + 4511655.

Almost surely, 2^551160551604 is an apocalyptic number.

It is an amenable number.

551160551604 is an abundant number, since it is smaller than the sum of its proper divisors (837295727564).

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

551160551604 is a wasteful number, since it uses less digits than its factorization.

551160551604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8899864 (or 8899862 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 39.

It can be divided in two parts, 551160551 and 604, that added together give a palindrome (551161155).

The spelling of 551160551604 in words is "five hundred fifty-one billion, one hundred sixty million, five hundred fifty-one thousand, six hundred four".