11924340519 has 32 divisors (see below), whose sum is σ = 19699545600. Its totient is φ = 6247527552.

The previous prime is 11924340509. The next prime is 11924340523. The reversal of 11924340519 is 91504342911.

It is not a de Polignac number, because 11924340519 - 2⁵ = 11924340487 is a prime.

It is a super-2 number, since 2×11924340519² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11924340509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105897 + ... + 187250.

It is an arithmetic number, because the mean of its divisors is an integer number (615610800).

Almost surely, 2^11924340519 is an apocalyptic number.

11924340519 is a deficient number, since it is larger than the sum of its proper divisors (7775205081).

11924340519 is a wasteful number, since it uses less digits than its factorization.

11924340519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293319.

The product of its (nonzero) digits is 38880, while the sum is 39.

The spelling of 11924340519 in words is "eleven billion, nine hundred twenty-four million, three hundred forty thousand, five hundred nineteen".