70813671147 has 8 divisors (see below), whose sum is σ = 104909142480. Its totient is φ = 47209114080.

The previous prime is 70813671133. The next prime is 70813671223. The reversal of 70813671147 is 74117631807.

70813671147 is a `hidden beast` number, since 70 + 81 + 367 + 1 + 147 = 666.

It is not a de Polignac number, because 70813671147 - 2⁸ = 70813670891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70813671127) 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, 1311364254 + ... + 1311364307.

It is an arithmetic number, because the mean of its divisors is an integer number (13113642810).

Almost surely, 2^70813671147 is an apocalyptic number.

70813671147 is a deficient number, since it is larger than the sum of its proper divisors (34095471333).

70813671147 is a wasteful number, since it uses less digits than its factorization.

70813671147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622728570 (or 2622728564 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 45.

The spelling of 70813671147 in words is "seventy billion, eight hundred thirteen million, six hundred seventy-one thousand, one hundred forty-seven".