12412515508 has 12 divisors (see below), whose sum is σ = 21741711012. Its totient is φ = 6200598080.

The previous prime is 12412515499. The next prime is 12412515517. The reversal of 12412515508 is 80551521421.

It is an interprime number because it is at equal distance from previous prime (12412515499) and next prime (12412515517).

It can be written as a sum of positive squares in 2 ways, for example, as 7425613584 + 4986901924 = 86172^2 + 70618^2 .

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, 1409983 + ... + 1418758.

It is an arithmetic number, because the mean of its divisors is an integer number (1811809251).

Almost surely, 2^12412515508 is an apocalyptic number.

It is an amenable number.

12412515508 is a deficient number, since it is larger than the sum of its proper divisors (9329195504).

12412515508 is a wasteful number, since it uses less digits than its factorization.

12412515508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829842 (or 2829840 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 34.

The spelling of 12412515508 in words is "twelve billion, four hundred twelve million, five hundred fifteen thousand, five hundred eight".