11762528538 has 16 divisors (see below), whose sum is σ = 23789384640. Its totient is φ = 3876788256.

The previous prime is 11762528537. The next prime is 11762528539. The reversal of 11762528538 is 83582526711.

11762528538 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11762528537) and next prime (11762528539).

It is not an unprimeable number, because it can be changed into a prime (11762528537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11013070 + ... + 11014137.

It is an arithmetic number, because the mean of its divisors is an integer number (1486836540).

Almost surely, 2^11762528538 is an apocalyptic number.

11762528538 is an abundant number, since it is smaller than the sum of its proper divisors (12026856102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11762528538 is a wasteful number, since it uses less digits than its factorization.

11762528538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22027301.

The product of its digits is 806400, while the sum is 48.

The spelling of 11762528538 in words is "eleven billion, seven hundred sixty-two million, five hundred twenty-eight thousand, five hundred thirty-eight".