70057029697 has 8 divisors (see below), whose sum is σ = 72588674880. Its totient is φ = 67570192560.

The previous prime is 70057029677. The next prime is 70057029709. The reversal of 70057029697 is 79692075007.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70057029697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70057029677) 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, 11198829 + ... + 11205082.

It is an arithmetic number, because the mean of its divisors is an integer number (9073584360).

Almost surely, 2^70057029697 is an apocalyptic number.

It is an amenable number.

70057029697 is a deficient number, since it is larger than the sum of its proper divisors (2531645183).

70057029697 is a wasteful number, since it uses less digits than its factorization.

70057029697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22404023.

The product of its (nonzero) digits is 1666980, while the sum is 52.

The spelling of 70057029697 in words is "seventy billion, fifty-seven million, twenty-nine thousand, six hundred ninety-seven".