70074697677 has 8 divisors (see below), whose sum is σ = 98350452960. Its totient is φ = 44257703760.

The previous prime is 70074697643. The next prime is 70074697687. The reversal of 70074697677 is 77679647007.

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

It is a de Polignac number, because none of the positive numbers 2^k-70074697677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70074697677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70074697687) 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, 614690274 + ... + 614690387.

It is an arithmetic number, because the mean of its divisors is an integer number (12293806620).

Almost surely, 2^70074697677 is an apocalyptic number.

It is an amenable number.

70074697677 is a deficient number, since it is larger than the sum of its proper divisors (28275755283).

70074697677 is a wasteful number, since it uses less digits than its factorization.

70074697677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229380683.

The product of its (nonzero) digits is 21781872, while the sum is 60.

The spelling of 70074697677 in words is "seventy billion, seventy-four million, six hundred ninety-seven thousand, six hundred seventy-seven".