70660879078 has 4 divisors (see below), whose sum is σ = 105991318620. Its totient is φ = 35330439538.

The previous prime is 70660879067. The next prime is 70660879109. The reversal of 70660879078 is 87097806607.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17665219768 + ... + 17665219771.

It is an arithmetic number, because the mean of its divisors is an integer number (26497829655).

Almost surely, 2^70660879078 is an apocalyptic number.

70660879078 is a deficient number, since it is larger than the sum of its proper divisors (35330439542).

70660879078 is a wasteful number, since it uses less digits than its factorization.

70660879078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35330439541.

The product of its (nonzero) digits is 7112448, while the sum is 58.

The spelling of 70660879078 in words is "seventy billion, six hundred sixty million, eight hundred seventy-nine thousand, seventy-eight".