70553631231 has 32 divisors (see below), whose sum is σ = 105645818880. Its totient is φ = 46531300608.

The previous prime is 70553631229. The next prime is 70553631311. The reversal of 70553631231 is 13213635507.

70553631231 is a `hidden beast` number, since 7 + 0 + 553 + 63 + 12 + 31 = 666.

It is not a de Polignac number, because 70553631231 - 2¹ = 70553631229 is a prime.

It is a super-2 number, since 2×70553631231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70553631221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8918980 + ... + 8926886.

It is an arithmetic number, because the mean of its divisors is an integer number (3301431840).

Almost surely, 2^70553631231 is an apocalyptic number.

70553631231 is a deficient number, since it is larger than the sum of its proper divisors (35092187649).

70553631231 is a wasteful number, since it uses less digits than its factorization.

70553631231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11420 (or 11414 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The spelling of 70553631231 in words is "seventy billion, five hundred fifty-three million, six hundred thirty-one thousand, two hundred thirty-one".