670143340144 has 20 divisors (see below), whose sum is σ = 1298419500496. Its totient is φ = 335067340032.

The previous prime is 670143340117. The next prime is 670143340157. The reversal of 670143340144 is 441043341076.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1272997 + ... + 1720699.

Almost surely, 2^670143340144 is an apocalyptic number.

It is an amenable number.

670143340144 is a deficient number, since it is larger than the sum of its proper divisors (628276160352).

670143340144 is a wasteful number, since it uses less digits than its factorization.

670143340144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541264 (or 541258 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The spelling of 670143340144 in words is "six hundred seventy billion, one hundred forty-three million, three hundred forty thousand, one hundred forty-four".