670330955 has 16 divisors (see below), whose sum is σ = 922281984. Its totient is φ = 458170080.

The previous prime is 670330943. The next prime is 670330987. The reversal of 670330955 is 559033076.

It is not a de Polignac number, because 670330955 - 2¹⁸ = 670068811 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19907 + ... + 41676.

It is an arithmetic number, because the mean of its divisors is an integer number (57642624).

Almost surely, 2^670330955 is an apocalyptic number.

670330955 is a deficient number, since it is larger than the sum of its proper divisors (251951029).

670330955 is a wasteful number, since it uses less digits than its factorization.

670330955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61906.

The product of its (nonzero) digits is 85050, while the sum is 38.

The square root of 670330955 is about 25890.7503753754. The cubic root of 670330955 is about 875.1780666173.

The spelling of 670330955 in words is "six hundred seventy million, three hundred thirty thousand, nine hundred fifty-five".