670504510557 has 16 divisors (see below), whose sum is σ = 1135245732480. Its totient is φ = 383145434496.

The previous prime is 670504510547. The next prime is 670504510561. The reversal of 670504510557 is 755015405076.

670504510557 is a `hidden beast` number, since 6 + 7 + 0 + 50 + 45 + 1 + 0 + 557 = 666.

It is not a de Polignac number, because 670504510557 - 2⁴ = 670504510541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670504510547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1773821268 + ... + 1773821645.

It is an arithmetic number, because the mean of its divisors is an integer number (70952858280).

Almost surely, 2^670504510557 is an apocalyptic number.

It is an amenable number.

670504510557 is a deficient number, since it is larger than the sum of its proper divisors (464741221923).

670504510557 is a wasteful number, since it uses less digits than its factorization.

670504510557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3547642929 (or 3547642923 counting only the distinct ones).

The product of its (nonzero) digits is 735000, while the sum is 45.

The spelling of 670504510557 in words is "six hundred seventy billion, five hundred four million, five hundred ten thousand, five hundred fifty-seven".