3140856664 has 32 divisors (see below), whose sum is σ = 6426689040. Its totient is φ = 1427171200.

The previous prime is 3140856659. The next prime is 3140856679. The reversal of 3140856664 is 4666580413.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3140856664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412734 + ... + 420274.

Almost surely, 2^3140856664 is an apocalyptic number.

It is an amenable number.

3140856664 is an abundant number, since it is smaller than the sum of its proper divisors (3285832376).

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

3140856664 is a wasteful number, since it uses less digits than its factorization.

3140856664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12291 (or 12287 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The square root of 3140856664 is about 56043.3462955238. The cubic root of 3140856664 is about 1464.4775072998.

The spelling of 3140856664 in words is "three billion, one hundred forty million, eight hundred fifty-six thousand, six hundred sixty-four".