11325639536 has 40 divisors (see below), whose sum is σ = 22381674624. Its totient is φ = 5549955840.

The previous prime is 11325639473. The next prime is 11325639539. The reversal of 11325639536 is 63593652311.

It is a happy number.

It is a super-2 number, since 2×11325639536² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11325639539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 833630 + ... + 847106.

Almost surely, 2^11325639536 is an apocalyptic number.

11325639536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11325639536 is a deficient number, since it is larger than the sum of its proper divisors (11056035088).

11325639536 is a wasteful number, since it uses less digits than its factorization.

11325639536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14529 (or 14523 counting only the distinct ones).

The product of its digits is 437400, while the sum is 44.

The spelling of 11325639536 in words is "eleven billion, three hundred twenty-five million, six hundred thirty-nine thousand, five hundred thirty-six".