515265120161004 has 48 divisors (see below), whose sum is σ = 1254653900720640. Its totient is φ = 164274943662720.

The previous prime is 515265120160991. The next prime is 515265120161021. The reversal of 515265120161004 is 400161021562515.

It is a super-3 number, since 3×515265120161004³ (a number of 45 digits) contains 333 as substring.

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, 67304457 + ... + 74568224.

It is an arithmetic number, because the mean of its divisors is an integer number (26138622931680).

Almost surely, 2^{515265120161004} is an apocalyptic number.

It is an amenable number.

515265120161004 is an abundant number, since it is smaller than the sum of its proper divisors (739388780559636).

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

515265120161004 is a wasteful number, since it uses less digits than its factorization.

515265120161004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141885870 (or 141885868 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 39.

The spelling of 515265120161004 in words is "five hundred fifteen trillion, two hundred sixty-five billion, one hundred twenty million, one hundred sixty-one thousand, four".