864737870607 has 32 divisors (see below), whose sum is σ = 1380237566400. Its totient is φ = 531915417216.

The previous prime is 864737870599. The next prime is 864737870641. The reversal of 864737870607 is 706078737468.

864737870607 is a `hidden beast` number, since 86 + 473 + 7 + 87 + 0 + 6 + 0 + 7 = 666.

It is not a de Polignac number, because 864737870607 - 2³ = 864737870599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864737870207) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 276973 + ... + 1343945.

It is an arithmetic number, because the mean of its divisors is an integer number (43132423950).

Almost surely, 2^864737870607 is an apocalyptic number.

864737870607 is a deficient number, since it is larger than the sum of its proper divisors (515499695793).

864737870607 is a wasteful number, since it uses less digits than its factorization.

864737870607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069304 (or 1069298 counting only the distinct ones).

The product of its (nonzero) digits is 66382848, while the sum is 63.

The spelling of 864737870607 in words is "eight hundred sixty-four billion, seven hundred thirty-seven million, eight hundred seventy thousand, six hundred seven".