1515000500140 has 24 divisors (see below), whose sum is σ = 3188313706032. Its totient is φ = 604702551360.

The previous prime is 1515000500093. The next prime is 1515000500171. The reversal of 1515000500140 is 410050005151.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81093471 + ... + 81112150.

It is an arithmetic number, because the mean of its divisors is an integer number (132846404418).

Almost surely, 2^{1515000500140} is an apocalyptic number.

1515000500140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1515000500140 is an abundant number, since it is smaller than the sum of its proper divisors (1673313205892).

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

1515000500140 is a wasteful number, since it uses less digits than its factorization.

1515000500140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162206097 (or 162206095 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 22.

Adding to 1515000500140 its reverse (410050005151), we get a palindrome (1925050505291).

The spelling of 1515000500140 in words is "one trillion, five hundred fifteen billion, five hundred thousand, one hundred forty".