11596379440 has 40 divisors (see below), whose sum is σ = 28380616560. Its totient is φ = 4394416896.

The previous prime is 11596379429. The next prime is 11596379537. The reversal of 11596379440 is 4497369511.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×11596379440² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3813079 + ... + 3816118.

It is an arithmetic number, because the mean of its divisors is an integer number (709515414).

Almost surely, 2^11596379440 is an apocalyptic number.

11596379440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11596379440 is an abundant number, since it is smaller than the sum of its proper divisors (16784237120).

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

11596379440 is a wasteful number, since it uses less digits than its factorization.

11596379440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7629229 (or 7629223 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 49.

The spelling of 11596379440 in words is "eleven billion, five hundred ninety-six million, three hundred seventy-nine thousand, four hundred forty".