670266513 has 24 divisors (see below), whose sum is σ = 1107153216. Its totient is φ = 382773600.

The previous prime is 670266481. The next prime is 670266521. The reversal of 670266513 is 315662076.

It is not a de Polignac number, because 670266513 - 2⁵ = 670266481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670266523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 185383 + ... + 188963.

It is an arithmetic number, because the mean of its divisors is an integer number (46131384).

Almost surely, 2^670266513 is an apocalyptic number.

670266513 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

670266513 is a deficient number, since it is larger than the sum of its proper divisors (436886703).

670266513 is a wasteful number, since it uses less digits than its factorization.

670266513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6565 (or 6562 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 670266513 is about 25889.5058469643. The cubic root of 670266513 is about 875.1500207533.

The spelling of 670266513 in words is "six hundred seventy million, two hundred sixty-six thousand, five hundred thirteen".