515161150050 has 48 divisors (see below), whose sum is σ = 1278030781152. Its totient is φ = 137329948800.

The previous prime is 515161150043. The next prime is 515161150073. The reversal of 515161150050 is 50051161515.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132339 + ... + 1023638.

It is an arithmetic number, because the mean of its divisors is an integer number (26625641274).

Almost surely, 2^515161150050 is an apocalyptic number.

515161150050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

515161150050 is an abundant number, since it is smaller than the sum of its proper divisors (762869631102).

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

515161150050 is a wasteful number, since it uses less digits than its factorization.

515161150050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158963 (or 1158958 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 515161150050 in words is "five hundred fifteen billion, one hundred sixty-one million, one hundred fifty thousand, fifty".