11532243999 has 16 divisors (see below), whose sum is σ = 16115565312. Its totient is φ = 7321488768.

The previous prime is 11532243997. The next prime is 11532244019. The reversal of 11532243999 is 99934223511.

It is not a de Polignac number, because 11532243999 - 2¹ = 11532243997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11532243991) 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, 352474 + ... + 383799.

It is an arithmetic number, because the mean of its divisors is an integer number (1007222832).

Almost surely, 2^11532243999 is an apocalyptic number.

11532243999 is a deficient number, since it is larger than the sum of its proper divisors (4583321313).

11532243999 is a wasteful number, since it uses less digits than its factorization.

11532243999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736526.

The product of its digits is 524880, while the sum is 48.

The spelling of 11532243999 in words is "eleven billion, five hundred thirty-two million, two hundred forty-three thousand, nine hundred ninety-nine".