11633021632 has 56 divisors (see below), whose sum is σ = 23360725440. Its totient is φ = 5747097600.

The previous prime is 11633021599. The next prime is 11633021639. The reversal of 11633021632 is 23612033611.

It is a self number, because there is not a number n which added to its sum of digits gives 11633021632.

It is not an unprimeable number, because it can be changed into a prime (11633021639) 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, 3728169 + ... + 3731287.

Almost surely, 2^11633021632 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 11633021632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11680362720).

11633021632 is an abundant number, since it is smaller than the sum of its proper divisors (11727703808).

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

11633021632 is a wasteful number, since it uses less digits than its factorization.

11633021632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809 (or 3799 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 11633021632 in words is "eleven billion, six hundred thirty-three million, twenty-one thousand, six hundred thirty-two".