70613665279 has 12 divisors (see below), whose sum is σ = 73018790208. Its totient is φ = 68247082400.

The previous prime is 70613665277. The next prime is 70613665327. The reversal of 70613665279 is 97256631607.

It is a happy number.

It is not a de Polignac number, because 70613665279 - 2¹ = 70613665277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70613665277) 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, 394194 + ... + 544624.

It is an arithmetic number, because the mean of its divisors is an integer number (6084899184).

Almost surely, 2^70613665279 is an apocalyptic number.

70613665279 is a deficient number, since it is larger than the sum of its proper divisors (2405124929).

70613665279 is a wasteful number, since it uses less digits than its factorization.

70613665279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150686 (or 150579 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 70613665279 in words is "seventy billion, six hundred thirteen million, six hundred sixty-five thousand, two hundred seventy-nine".