11758523492 has 6 divisors (see below), whose sum is σ = 20577416118. Its totient is φ = 5879261744.

The previous prime is 11758523461. The next prime is 11758523561. The reversal of 11758523492 is 29432585711.

It can be written as a sum of positive squares in only one way, i.e., 9869230336 + 1889293156 = 99344^2 + 43466^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1469815433 + ... + 1469815440.

It is an arithmetic number, because the mean of its divisors is an integer number (3429569353).

Almost surely, 2^11758523492 is an apocalyptic number.

It is an amenable number.

11758523492 is a deficient number, since it is larger than the sum of its proper divisors (8818892626).

11758523492 is a wasteful number, since it uses less digits than its factorization.

11758523492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2939630877 (or 2939630875 counting only the distinct ones).

The product of its digits is 604800, while the sum is 47.

The spelling of 11758523492 in words is "eleven billion, seven hundred fifty-eight million, five hundred twenty-three thousand, four hundred ninety-two".