11603512496 has 20 divisors (see below), whose sum is σ = 23665059000. Its totient is φ = 5496400512.

The previous prime is 11603512493. The next prime is 11603512519. The reversal of 11603512496 is 69421530611.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (11603512493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19084421 + ... + 19085028.

It is an arithmetic number, because the mean of its divisors is an integer number (1183252950).

Almost surely, 2^11603512496 is an apocalyptic number.

11603512496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11603512496 is an abundant number, since it is smaller than the sum of its proper divisors (12061546504).

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

11603512496 is a wasteful number, since it uses less digits than its factorization.

11603512496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38169476 (or 38169470 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 11603512496 in words is "eleven billion, six hundred three million, five hundred twelve thousand, four hundred ninety-six".