11722750371 has 12 divisors (see below), whose sum is σ = 16939293072. Its totient is φ = 7812198576.

The previous prime is 11722750363. The next prime is 11722750427. The reversal of 11722750371 is 17305722711.

It is a happy number.

11722750371 is a `hidden beast` number, since 1 + 17 + 2 + 275 + 0 + 371 = 666.

It is not a de Polignac number, because 11722750371 - 2³ = 11722750363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11722754371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222216 + ... + 269861.

It is an arithmetic number, because the mean of its divisors is an integer number (1411607756).

Almost surely, 2^11722750371 is an apocalyptic number.

11722750371 is a deficient number, since it is larger than the sum of its proper divisors (5216542701).

11722750371 is a wasteful number, since it uses less digits than its factorization.

11722750371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494730 (or 494727 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 36.

The spelling of 11722750371 in words is "eleven billion, seven hundred twenty-two million, seven hundred fifty thousand, three hundred seventy-one".