3146646512 has 20 divisors (see below), whose sum is σ = 6101368416. Its totient is φ = 1572099840.

The previous prime is 3146646497. The next prime is 3146646521. The reversal of 3146646512 is 2156466413.

3146646512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3146646512² = 19802768542963532288, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55064 + ... + 96567.

Almost surely, 2^3146646512 is an apocalyptic number.

It is an amenable number.

3146646512 is a deficient number, since it is larger than the sum of its proper divisors (2954721904).

3146646512 is a wasteful number, since it uses less digits than its factorization.

3146646512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152936 (or 152930 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 3146646512 is about 56094.9776004947. The cubic root of 3146646512 is about 1465.3768264223.

The spelling of 3146646512 in words is "three billion, one hundred forty-six million, six hundred forty-six thousand, five hundred twelve".