670067773437 has 4 divisors (see below), whose sum is σ = 893423697920. Its totient is φ = 446711848956.

The previous prime is 670067773433. The next prime is 670067773447. The reversal of 670067773437 is 734377760076.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 670067773437 - 2² = 670067773433 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670067773433) 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, 111677962237 + ... + 111677962242.

It is an arithmetic number, because the mean of its divisors is an integer number (223355924480).

Almost surely, 2^670067773437 is an apocalyptic number.

It is an amenable number.

670067773437 is a deficient number, since it is larger than the sum of its proper divisors (223355924483).

670067773437 is a wasteful number, since it uses less digits than its factorization.

670067773437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223355924482.

The product of its (nonzero) digits is 21781872, while the sum is 57.

The spelling of 670067773437 in words is "six hundred seventy billion, sixty-seven million, seven hundred seventy-three thousand, four hundred thirty-seven".