515043068 has 12 divisors (see below), whose sum is σ = 902039040. Its totient is φ = 257317632.

The previous prime is 515043047. The next prime is 515043073. The reversal of 515043068 is 860340515.

It is a happy number.

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, 45221 + ... + 55452.

It is an arithmetic number, because the mean of its divisors is an integer number (75169920).

Almost surely, 2^515043068 is an apocalyptic number.

It is an amenable number.

515043068 is a deficient number, since it is larger than the sum of its proper divisors (386995972).

515043068 is a wasteful number, since it uses less digits than its factorization.

515043068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101956 (or 101954 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 515043068 is about 22694.5603173976. The cubic root of 515043068 is about 801.5818015684.

The spelling of 515043068 in words is "five hundred fifteen million, forty-three thousand, sixty-eight".