11313517590 has 32 divisors (see below), whose sum is σ = 30169380960. Its totient is φ = 3016937952.

The previous prime is 11313517583. The next prime is 11313517609. The reversal of 11313517590 is 9571531311.

11313517590 is a `hidden beast` number, since 1 + 1 + 3 + 13 + 51 + 7 + 590 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20950689 + ... + 20951228.

It is an arithmetic number, because the mean of its divisors is an integer number (942793155).

Almost surely, 2^11313517590 is an apocalyptic number.

11313517590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11313517590 is an abundant number, since it is smaller than the sum of its proper divisors (18855863370).

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

11313517590 is a wasteful number, since it uses less digits than its factorization.

11313517590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41901933 (or 41901927 counting only the distinct ones).

The product of its (nonzero) digits is 14175, while the sum is 36.

The spelling of 11313517590 in words is "eleven billion, three hundred thirteen million, five hundred seventeen thousand, five hundred ninety".