70657934951 has 2 divisors, whose sum is σ = 70657934952. Its totient is φ = 70657934950.

The previous prime is 70657934933. The next prime is 70657934981. The reversal of 70657934951 is 15943975607.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70657934951 - 2¹⁸ = 70657672807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70657934981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35328967475 + 35328967476.

It is an arithmetic number, because the mean of its divisors is an integer number (35328967476).

Almost surely, 2^70657934951 is an apocalyptic number.

70657934951 is a deficient number, since it is larger than the sum of its proper divisors (1).

70657934951 is an equidigital number, since it uses as much as digits as its factorization.

70657934951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7144200, while the sum is 56.

The spelling of 70657934951 in words is "seventy billion, six hundred fifty-seven million, nine hundred thirty-four thousand, nine hundred fifty-one".