670757670 has 48 divisors (see below), whose sum is σ = 1902515472. Its totient is φ = 162607680.

The previous prime is 670757669. The next prime is 670757699. The reversal of 670757670 is 76757076.

It is a happy number.

670757670 is a `hidden beast` number, since 6 + 7 + 0 + 7 + 576 + 70 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 337777 + ... + 339756.

It is an arithmetic number, because the mean of its divisors is an integer number (39635739).

Almost surely, 2^670757670 is an apocalyptic number.

670757670 is an abundant number, since it is smaller than the sum of its proper divisors (1231757802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670757670 is a wasteful number, since it uses less digits than its factorization.

670757670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677557 (or 677554 counting only the distinct ones).

The product of its (nonzero) digits is 432180, while the sum is 45.

The square root of 670757670 is about 25898.9897486369. The cubic root of 670757670 is about 875.3637323151.

The spelling of 670757670 in words is "six hundred seventy million, seven hundred fifty-seven thousand, six hundred seventy".