651562255 has 4 divisors (see below), whose sum is σ = 781874712. Its totient is φ = 521249800.

The previous prime is 651562229. The next prime is 651562297. The reversal of 651562255 is 552265156.

651562255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 651562255 - 2²⁵ = 618007823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65156221 + ... + 65156230.

It is an arithmetic number, because the mean of its divisors is an integer number (195468678).

Almost surely, 2^651562255 is an apocalyptic number.

651562255 is a deficient number, since it is larger than the sum of its proper divisors (130312457).

651562255 is a wasteful number, since it uses less digits than its factorization.

651562255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130312456.

The product of its digits is 90000, while the sum is 37.

The square root of 651562255 is about 25525.7175217466. The cubic root of 651562255 is about 866.9325430972.

The spelling of 651562255 in words is "six hundred fifty-one million, five hundred sixty-two thousand, two hundred fifty-five".