11317702864 has 120 divisors (see below), whose sum is σ = 24823913400. Its totient is φ = 4990003200.

The previous prime is 11317702861. The next prime is 11317702871. The reversal of 11317702864 is 46820771311.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 5139742864 + 6177960000 = 71692^2 + 78600^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11317702861) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7919302 + ... + 7920730.

It is an arithmetic number, because the mean of its divisors is an integer number (206865945).

Almost surely, 2^11317702864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11317702864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12411956700).

11317702864 is an abundant number, since it is smaller than the sum of its proper divisors (13506210536).

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

11317702864 is a wasteful number, since it uses less digits than its factorization.

11317702864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593 (or 1574 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 40.

The spelling of 11317702864 in words is "eleven billion, three hundred seventeen million, seven hundred two thousand, eight hundred sixty-four".