11552741523 has 12 divisors (see below), whose sum is σ = 16688770488. Its totient is φ = 7701145920.

The previous prime is 11552741491. The next prime is 11552741533. The reversal of 11552741523 is 32514725511.

11552741523 is a `hidden beast` number, since 1 + 1 + 552 + 74 + 15 + 23 = 666.

It is not a de Polignac number, because 11552741523 - 2⁵ = 11552741491 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (11552741533) 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, 64036 + ... + 164942.

It is an arithmetic number, because the mean of its divisors is an integer number (1390730874).

Almost surely, 2^11552741523 is an apocalyptic number.

11552741523 is a deficient number, since it is larger than the sum of its proper divisors (5136028965).

11552741523 is a wasteful number, since it uses less digits than its factorization.

11552741523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113634 (or 113631 counting only the distinct ones).

The product of its digits is 42000, while the sum is 36.

The spelling of 11552741523 in words is "eleven billion, five hundred fifty-two million, seven hundred forty-one thousand, five hundred twenty-three".