670340674037 has 4 divisors (see below), whose sum is σ = 670342664556. Its totient is φ = 670338683520.

The previous prime is 670340673971. The next prime is 670340674039. The reversal of 670340674037 is 730476043076.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 447562338001 + 222778336036 = 669001^2 + 471994^2 .

It is a cyclic number.

It is not a de Polignac number, because 670340674037 - 2²⁴ = 670323896821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 670340673982 and 670340674000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670340674039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351164 + ... + 1209957.

It is an arithmetic number, because the mean of its divisors is an integer number (167585666139).

Almost surely, 2^670340674037 is an apocalyptic number.

It is an amenable number.

670340674037 is a deficient number, since it is larger than the sum of its proper divisors (1990519).

670340674037 is a wasteful number, since it uses less digits than its factorization.

670340674037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1990518.

The product of its (nonzero) digits is 1778112, while the sum is 47.

The spelling of 670340674037 in words is "six hundred seventy billion, three hundred forty million, six hundred seventy-four thousand, thirty-seven".