11859919157279 has 16 divisors (see below), whose sum is σ = 12024701451168. Its totient is φ = 11696033636352.

The previous prime is 11859919157249. The next prime is 11859919157321. The reversal of 11859919157279 is 97275191995811.

It is a cyclic number.

It is not a de Polignac number, because 11859919157279 - 2¹² = 11859919153183 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 (11859919157249) 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, 79657784 + ... + 79806530.

It is an arithmetic number, because the mean of its divisors is an integer number (751543840698).

Almost surely, 2^{11859919157279} is an apocalyptic number.

11859919157279 is a deficient number, since it is larger than the sum of its proper divisors (164782293889).

11859919157279 is a wasteful number, since it uses less digits than its factorization.

11859919157279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151754.

The product of its digits is 128595600, while the sum is 74.

The spelling of 11859919157279 in words is "eleven trillion, eight hundred fifty-nine billion, nine hundred nineteen million, one hundred fifty-seven thousand, two hundred seventy-nine".