70437660407 has 2 divisors, whose sum is σ = 70437660408. Its totient is φ = 70437660406.

The previous prime is 70437660347. The next prime is 70437660427. The reversal of 70437660407 is 70406673407.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70437660407 - 2²⁰ = 70436611831 is a prime.

It is a super-4 number, since 4×70437660407⁴ (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70437660427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35218830203 + 35218830204.

It is an arithmetic number, because the mean of its divisors is an integer number (35218830204).

Almost surely, 2^70437660407 is an apocalyptic number.

70437660407 is a deficient number, since it is larger than the sum of its proper divisors (1).

70437660407 is an equidigital number, since it uses as much as digits as its factorization.

70437660407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 44.

The spelling of 70437660407 in words is "seventy billion, four hundred thirty-seven million, six hundred sixty thousand, four hundred seven".