12440430040615 has 16 divisors (see below), whose sum is σ = 14942702256768. Its totient is φ = 9942887356416.

The previous prime is 12440430040601. The next prime is 12440430040639. The reversal of 12440430040615 is 51604003404421.

It is a cyclic number.

It is not a de Polignac number, because 12440430040615 - 2⁷ = 12440430040487 is a prime.

It is a super-2 number, since 2×12440430040615² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200566087 + ... + 200628103.

It is an arithmetic number, because the mean of its divisors is an integer number (933918891048).

Almost surely, 2^{12440430040615} is an apocalyptic number.

12440430040615 is a deficient number, since it is larger than the sum of its proper divisors (2502272216153).

12440430040615 is a wasteful number, since it uses less digits than its factorization.

12440430040615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99498.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 12440430040615 in words is "twelve trillion, four hundred forty billion, four hundred thirty million, forty thousand, six hundred fifteen".