670419648237 has 4 divisors (see below), whose sum is σ = 893892864320. Its totient is φ = 446946432156.

The previous prime is 670419648209. The next prime is 670419648253. The reversal of 670419648237 is 732846914076.

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 670419648237 - 2³⁹ = 120663834349 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 (670419648737) 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, 111736608037 + ... + 111736608042.

It is an arithmetic number, because the mean of its divisors is an integer number (223473216080).

Almost surely, 2^670419648237 is an apocalyptic number.

It is an amenable number.

670419648237 is a deficient number, since it is larger than the sum of its proper divisors (223473216083).

670419648237 is a wasteful number, since it uses less digits than its factorization.

670419648237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223473216082.

The product of its (nonzero) digits is 12192768, while the sum is 57.

The spelling of 670419648237 in words is "six hundred seventy billion, four hundred nineteen million, six hundred forty-eight thousand, two hundred thirty-seven".