11857364065 has 8 divisors (see below), whose sum is σ = 14687831808. Its totient is φ = 9179894640.

The previous prime is 11857364053. The next prime is 11857364069. The reversal of 11857364065 is 56046375811.

It is a happy number.

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

It is not a de Polignac number, because 11857364065 - 2⁵ = 11857364033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11857364069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38249407 + ... + 38249716.

It is an arithmetic number, because the mean of its divisors is an integer number (1835978976).

Almost surely, 2^11857364065 is an apocalyptic number.

It is an amenable number.

11857364065 is a deficient number, since it is larger than the sum of its proper divisors (2830467743).

11857364065 is an equidigital number, since it uses as much as digits as its factorization.

11857364065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76499159.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 11857364065 in words is "eleven billion, eight hundred fifty-seven million, three hundred sixty-four thousand, sixty-five".