11633463764 has 48 divisors (see below), whose sum is σ = 22236878160. Its totient is φ = 5293178880.

The previous prime is 11633463763. The next prime is 11633463797. The reversal of 11633463764 is 46736433611.

It can be written as a sum of positive squares in 8 ways, for example, as 5122264900 + 6511198864 = 71570^2 + 80692^2 .

It is a super-3 number, since 3×11633463764³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11633463761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1630124 + ... + 1637244.

It is an arithmetic number, because the mean of its divisors is an integer number (463268295).

Almost surely, 2^11633463764 is an apocalyptic number.

It is an amenable number.

11633463764 is a deficient number, since it is larger than the sum of its proper divisors (10603414396).

11633463764 is a wasteful number, since it uses less digits than its factorization.

11633463764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7580 (or 7578 counting only the distinct ones).

The product of its digits is 653184, while the sum is 44.

The spelling of 11633463764 in words is "eleven billion, six hundred thirty-three million, four hundred sixty-three thousand, seven hundred sixty-four".