11759721063 has 16 divisors (see below), whose sum is σ = 16109084640. Its totient is φ = 7625235456.

The previous prime is 11759721059. The next prime is 11759721073. The reversal of 11759721063 is 36012795711.

It is not a de Polignac number, because 11759721063 - 2² = 11759721059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11759721073) 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, 325731 + ... + 360027.

It is an arithmetic number, because the mean of its divisors is an integer number (1006817790).

Almost surely, 2^11759721063 is an apocalyptic number.

11759721063 is a deficient number, since it is larger than the sum of its proper divisors (4349363577).

11759721063 is a wasteful number, since it uses less digits than its factorization.

11759721063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37426.

The product of its (nonzero) digits is 79380, while the sum is 42.

The spelling of 11759721063 in words is "eleven billion, seven hundred fifty-nine million, seven hundred twenty-one thousand, sixty-three".