11596978250 has 64 divisors (see below), whose sum is σ = 25504996608. Its totient is φ = 3892680000.

The previous prime is 11596978231. The next prime is 11596978259. The reversal of 11596978250 is 5287969511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11596978192 and 11596978201.

It is not an unprimeable number, because it can be changed into a prime (11596978259) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126446 + ... + 197945.

It is an arithmetic number, because the mean of its divisors is an integer number (398515572).

Almost surely, 2^11596978250 is an apocalyptic number.

11596978250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11596978250 is an abundant number, since it is smaller than the sum of its proper divisors (13908018358).

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

11596978250 is a wasteful number, since it uses less digits than its factorization.

11596978250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324432 (or 324422 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 53.

The spelling of 11596978250 in words is "eleven billion, five hundred ninety-six million, nine hundred seventy-eight thousand, two hundred fifty".