11638232070 has 96 divisors (see below), whose sum is σ = 30761586432. Its totient is φ = 2812290624.

The previous prime is 11638232059. The next prime is 11638232083. The reversal of 11638232070 is 7023283611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 225729 + ... + 272451.

It is an arithmetic number, because the mean of its divisors is an integer number (320433192).

Almost surely, 2^11638232070 is an apocalyptic number.

11638232070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11638232070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15380793216).

11638232070 is an abundant number, since it is smaller than the sum of its proper divisors (19123354362).

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

11638232070 is a wasteful number, since it uses less digits than its factorization.

11638232070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46794 (or 46775 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 11638232070 in words is "eleven billion, six hundred thirty-eight million, two hundred thirty-two thousand, seventy".