11859494239507 has 8 divisors (see below), whose sum is σ = 11936544060672. Its totient is φ = 11782600233600.

The previous prime is 11859494239499. The next prime is 11859494239547. The reversal of 11859494239507 is 70593249495811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11859494239507 - 2³ = 11859494239499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11859494239547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38801094 + ... + 39105547.

It is an arithmetic number, because the mean of its divisors is an integer number (1492068007584).

Almost surely, 2^{11859494239507} is an apocalyptic number.

11859494239507 is a deficient number, since it is larger than the sum of its proper divisors (77049821165).

11859494239507 is an equidigital number, since it uses as much as digits as its factorization.

11859494239507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77907629.

The product of its (nonzero) digits is 97977600, while the sum is 67.

The spelling of 11859494239507 in words is "eleven trillion, eight hundred fifty-nine billion, four hundred ninety-four million, two hundred thirty-nine thousand, five hundred seven".