2515112498409 has 32 divisors (see below), whose sum is σ = 3973924061184. Its totient is φ = 1384608565440.

The previous prime is 2515112498389. The next prime is 2515112498411. The reversal of 2515112498409 is 9048942115152.

It is a happy number.

It is not a de Polignac number, because 2515112498409 - 2¹² = 2515112494313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2515112498809) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8517294 + ... + 8807639.

It is an arithmetic number, because the mean of its divisors is an integer number (124185126912).

Almost surely, 2^{2515112498409} is an apocalyptic number.

It is an amenable number.

2515112498409 is a deficient number, since it is larger than the sum of its proper divisors (1458811562775).

2515112498409 is a wasteful number, since it uses less digits than its factorization.

2515112498409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17325197.

The product of its (nonzero) digits is 1036800, while the sum is 51.

The spelling of 2515112498409 in words is "two trillion, five hundred fifteen billion, one hundred twelve million, four hundred ninety-eight thousand, four hundred nine".