515146964 has 24 divisors (see below), whose sum is σ = 935827200. Its totient is φ = 247861440.

The previous prime is 515146949. The next prime is 515146979. The reversal of 515146964 is 469641515.

It is an interprime number because it is at equal distance from previous prime (515146949) and next prime (515146979).

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

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, 10592 + ... + 33800.

It is an arithmetic number, because the mean of its divisors is an integer number (38992800).

Almost surely, 2^515146964 is an apocalyptic number.

It is an amenable number.

515146964 is a deficient number, since it is larger than the sum of its proper divisors (420680236).

515146964 is a wasteful number, since it uses less digits than its factorization.

515146964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23423 (or 23421 counting only the distinct ones).

The product of its digits is 129600, while the sum is 41.

The square root of 515146964 is about 22696.8492086457. The cubic root of 515146964 is about 801.6356970895.

The spelling of 515146964 in words is "five hundred fifteen million, one hundred forty-six thousand, nine hundred sixty-four".