70005570715 has 12 divisors (see below), whose sum is σ = 84102393024. Its totient is φ = 55940723456.

The previous prime is 70005570709. The next prime is 70005570721. The reversal of 70005570715 is 51707550007.

It is an interprime number because it is at equal distance from previous prime (70005570709) and next prime (70005570721).

It is not a de Polignac number, because 70005570715 - 2¹⁵ = 70005537947 is a prime.

It is a super-2 number, since 2×70005570715² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4307094 + ... + 4323316.

It is an arithmetic number, because the mean of its divisors is an integer number (7008532752).

Almost surely, 2^70005570715 is an apocalyptic number.

70005570715 is a deficient number, since it is larger than the sum of its proper divisors (14096822309).

70005570715 is an frugal number, since it uses more digits than its factorization.

70005570715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18086 (or 17157 counting only the distinct ones).

The product of its (nonzero) digits is 42875, while the sum is 37.

The spelling of 70005570715 in words is "seventy billion, five million, five hundred seventy thousand, seven hundred fifteen".