70776671018 has 16 divisors (see below), whose sum is σ = 110835354240. Its totient is φ = 33833066256.

The previous prime is 70776670997. The next prime is 70776671033. The reversal of 70776671018 is 81017667707.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283505 + ... + 471092.

It is an arithmetic number, because the mean of its divisors is an integer number (6927209640).

Almost surely, 2^70776671018 is an apocalyptic number.

70776671018 is a deficient number, since it is larger than the sum of its proper divisors (40058683222).

70776671018 is a wasteful number, since it uses less digits than its factorization.

70776671018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756661.

The product of its (nonzero) digits is 691488, while the sum is 50.

The spelling of 70776671018 in words is "seventy billion, seven hundred seventy-six million, six hundred seventy-one thousand, eighteen".