670710613738 has 32 divisors (see below), whose sum is σ = 1162424271168. Its totient is φ = 286851705600.

The previous prime is 670710613709. The next prime is 670710613739. The reversal of 670710613738 is 837316017076.

It is a junction number, because it is equal to n+sod(n) for n = 670710613691 and 670710613700.

It is not an unprimeable number, because it can be changed into a prime (670710613739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1038028 + ... + 1555288.

It is an arithmetic number, because the mean of its divisors is an integer number (36325758474).

Almost surely, 2^670710613738 is an apocalyptic number.

670710613738 is a deficient number, since it is larger than the sum of its proper divisors (491713657430).

670710613738 is a wasteful number, since it uses less digits than its factorization.

670710613738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520758.

The product of its (nonzero) digits is 889056, while the sum is 49.

The spelling of 670710613738 in words is "six hundred seventy billion, seven hundred ten million, six hundred thirteen thousand, seven hundred thirty-eight".