551432232351 has 64 divisors (see below), whose sum is σ = 1096866032640. Its totient is φ = 264423035520.

The previous prime is 551432232319. The next prime is 551432232353. The reversal of 551432232351 is 153232234155.

551432232351 is a `hidden beast` number, since 5 + 5 + 1 + 4 + 322 + 323 + 5 + 1 = 666.

551432232351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 551432232351 - 2⁵ = 551432232319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551432232353) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10174480 + ... + 10228533.

It is an arithmetic number, because the mean of its divisors is an integer number (17138531760).

Almost surely, 2^551432232351 is an apocalyptic number.

551432232351 is a deficient number, since it is larger than the sum of its proper divisors (545433800289).

551432232351 is a wasteful number, since it uses less digits than its factorization.

551432232351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20403053 (or 20403047 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The spelling of 551432232351 in words is "five hundred fifty-one billion, four hundred thirty-two million, two hundred thirty-two thousand, three hundred fifty-one".