670667406734 has 16 divisors (see below), whose sum is σ = 1085457316272. Its totient is φ = 308946944448.

The previous prime is 670667406713. The next prime is 670667406751. The reversal of 670667406734 is 437604766076.

It is a self number, because there is not a number n which added to its sum of digits gives 670667406734.

It is a congruent number.

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, 24646919 + ... + 24674114.

It is an arithmetic number, because the mean of its divisors is an integer number (67841082267).

Almost surely, 2^670667406734 is an apocalyptic number.

670667406734 is a deficient number, since it is larger than the sum of its proper divisors (414789909538).

670667406734 is a wasteful number, since it uses less digits than its factorization.

670667406734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49321571.

The product of its (nonzero) digits is 21337344, while the sum is 56.

The spelling of 670667406734 in words is "six hundred seventy billion, six hundred sixty-seven million, four hundred six thousand, seven hundred thirty-four".