515149116 has 48 divisors (see below), whose sum is σ = 1239520128. Its totient is φ = 166420800.

The previous prime is 515149099. The next prime is 515149123. The reversal of 515149116 is 611941515.

It is a super-2 number, since 2×515149116² = 530757223431162912, which contains 22 as substring.

It is a hoax number, since the sum of its digits (33) 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 15 ways as a sum of consecutive naturals, for example, 63786 + ... + 71406.

It is an arithmetic number, because the mean of its divisors is an integer number (25823336).

Almost surely, 2^515149116 is an apocalyptic number.

It is an amenable number.

515149116 is an abundant number, since it is smaller than the sum of its proper divisors (724371012).

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

515149116 is a wasteful number, since it uses less digits than its factorization.

515149116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7802 (or 7800 counting only the distinct ones).

The product of its digits is 5400, while the sum is 33.

The square root of 515149116 is about 22696.8966160574. The cubic root of 515149116 is about 801.6368133519.

The spelling of 515149116 in words is "five hundred fifteen million, one hundred forty-nine thousand, one hundred sixteen".