312253252551 has 12 divisors (see below), whose sum is σ = 455170389960. Its totient is φ = 206259028560.

The previous prime is 312253252529. The next prime is 312253252583. The reversal of 312253252551 is 155252352213.

312253252551 is a `hidden beast` number, since 3 + 1 + 2 + 2 + 53 + 2 + 52 + 551 = 666.

It is not a de Polignac number, because 312253252551 - 2¹¹ = 312253250503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312253252501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159149505 + ... + 159151466.

It is an arithmetic number, because the mean of its divisors is an integer number (37930865830).

Almost surely, 2^312253252551 is an apocalyptic number.

312253252551 is a deficient number, since it is larger than the sum of its proper divisors (142917137409).

312253252551 is a wasteful number, since it uses less digits than its factorization.

312253252551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318301086 (or 318301083 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The spelling of 312253252551 in words is "three hundred twelve billion, two hundred fifty-three million, two hundred fifty-two thousand, five hundred fifty-one".