670714215831 has 16 divisors (see below), whose sum is σ = 1083982571520. Its totient is φ = 406493463960.

The previous prime is 670714215797. The next prime is 670714215839. The reversal of 670714215831 is 138512417076.

670714215831 is a `hidden beast` number, since 67 + 0 + 7 + 1 + 4 + 2 + 1 + 583 + 1 = 666.

It is not a de Polignac number, because 670714215831 - 2¹⁷ = 670714084759 is a prime.

It is a super-2 number, since 2×670714215831² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670714215839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1129148215 + ... + 1129148808.

It is an arithmetic number, because the mean of its divisors is an integer number (67748910720).

Almost surely, 2^670714215831 is an apocalyptic number.

670714215831 is a deficient number, since it is larger than the sum of its proper divisors (413268355689).

670714215831 is a wasteful number, since it uses less digits than its factorization.

670714215831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258297043 (or 2258297037 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The spelling of 670714215831 in words is "six hundred seventy billion, seven hundred fourteen million, two hundred fifteen thousand, eight hundred thirty-one".