12415012737709 has 16 divisors (see below), whose sum is σ = 12815734878720. Its totient is φ = 12020609502720.

The previous prime is 12415012737683. The next prime is 12415012737767. The reversal of 12415012737709 is 90773721051421.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12415012737709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12415012737509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7710144 + ... + 9180214.

It is an arithmetic number, because the mean of its divisors is an integer number (800983429920).

Almost surely, 2^{12415012737709} is an apocalyptic number.

It is an amenable number.

12415012737709 is a deficient number, since it is larger than the sum of its proper divisors (400722141011).

12415012737709 is a wasteful number, since it uses less digits than its factorization.

12415012737709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472220.

The product of its (nonzero) digits is 740880, while the sum is 49.

The spelling of 12415012737709 in words is "twelve trillion, four hundred fifteen billion, twelve million, seven hundred thirty-seven thousand, seven hundred nine".