70677013815 has 24 divisors (see below), whose sum is σ = 122568264000. Its totient is φ = 37675502784.

The previous prime is 70677013811. The next prime is 70677013871. The reversal of 70677013815 is 51831077607.

It is not a de Polignac number, because 70677013815 - 2² = 70677013811 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70677013811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 302892 + ... + 482801.

It is an arithmetic number, because the mean of its divisors is an integer number (5107011000).

Almost surely, 2^70677013815 is an apocalyptic number.

70677013815 is a deficient number, since it is larger than the sum of its proper divisors (51891250185).

70677013815 is a wasteful number, since it uses less digits than its factorization.

70677013815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787703 (or 787700 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 45.

The spelling of 70677013815 in words is "seventy billion, six hundred seventy-seven million, thirteen thousand, eight hundred fifteen".