11859760215 has 48 divisors (see below), whose sum is σ = 21011328000. Its totient is φ = 6186476736.

The previous prime is 11859760189. The next prime is 11859760219. The reversal of 11859760215 is 51206795811.

11859760215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11859760215 - 2¹⁵ = 11859727447 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11859760219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 517122 + ... + 539568.

It is an arithmetic number, because the mean of its divisors is an integer number (437736000).

Almost surely, 2^11859760215 is an apocalyptic number.

11859760215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11859760215 is a deficient number, since it is larger than the sum of its proper divisors (9151567785).

11859760215 is a wasteful number, since it uses less digits than its factorization.

11859760215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22716 (or 22713 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 45.

The spelling of 11859760215 in words is "eleven billion, eight hundred fifty-nine million, seven hundred sixty thousand, two hundred fifteen".