655500351 has 8 divisors (see below), whose sum is σ = 953455104. Its totient is φ = 397272920.

The previous prime is 655500259. The next prime is 655500353. The reversal of 655500351 is 153005556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 655500351 - 2¹⁵ = 655467583 is a prime.

It is a super-2 number, since 2×655500351² = 859361420322246402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655500353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9931791 + ... + 9931856.

It is an arithmetic number, because the mean of its divisors is an integer number (119181888).

Almost surely, 2^655500351 is an apocalyptic number.

655500351 is a deficient number, since it is larger than the sum of its proper divisors (297954753).

655500351 is a wasteful number, since it uses less digits than its factorization.

655500351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19863661.

The product of its (nonzero) digits is 11250, while the sum is 30.

The square root of 655500351 is about 25602.7410837199. The cubic root of 655500351 is about 868.6756399201.

It can be divided in two parts, 6555003 and 51, that multiplied together give a triangular number (334305153 = T₂₅₈₅₇).

The spelling of 655500351 in words is "six hundred fifty-five million, five hundred thousand, three hundred fifty-one".