70166590497 has 8 divisors (see below), whose sum is σ = 103950504480. Its totient is φ = 46777726980.

The previous prime is 70166590477. The next prime is 70166590519. The reversal of 70166590497 is 79409566107.

70166590497 is a `hidden beast` number, since 7 + 0 + 1 + 6 + 6 + 590 + 49 + 7 = 666.

It is not a de Polignac number, because 70166590497 - 2³¹ = 68019106849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70166590477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1299381279 + ... + 1299381332.

It is an arithmetic number, because the mean of its divisors is an integer number (12993813060).

Almost surely, 2^70166590497 is an apocalyptic number.

It is an amenable number.

70166590497 is a deficient number, since it is larger than the sum of its proper divisors (33783913983).

70166590497 is a wasteful number, since it uses less digits than its factorization.

70166590497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2598762620 (or 2598762614 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 54.

The spelling of 70166590497 in words is "seventy billion, one hundred sixty-six million, five hundred ninety thousand, four hundred ninety-seven".