11632651500 has 96 divisors (see below), whose sum is σ = 33909220800. Its totient is φ = 3098841600.

The previous prime is 11632651493. The next prime is 11632651507. The reversal of 11632651500 is 515623611.

It is an interprime number because it is at equal distance from previous prime (11632651493) and next prime (11632651507).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (11632651507) 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, 1690066 + ... + 1696934.

It is an arithmetic number, because the mean of its divisors is an integer number (353221050).

Almost surely, 2^11632651500 is an apocalyptic number.

11632651500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11632651500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16954610400).

11632651500 is an abundant number, since it is smaller than the sum of its proper divisors (22276569300).

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

11632651500 is a wasteful number, since it uses less digits than its factorization.

11632651500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8020 (or 8008 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 11632651500 in words is "eleven billion, six hundred thirty-two million, six hundred fifty-one thousand, five hundred".