11732069988 has 72 divisors (see below), whose sum is σ = 31416898968. Its totient is φ = 3678732288.

The previous prime is 11732069981. The next prime is 11732070013. The reversal of 11732069988 is 88996023711.

11732069988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1839380544 + 9892689444 = 42888^2 + 99462^2 .

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (11732069981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1583220 + ... + 1590612.

It is an arithmetic number, because the mean of its divisors is an integer number (436345819).

Almost surely, 2^11732069988 is an apocalyptic number.

11732069988 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11732069988 is an abundant number, since it is smaller than the sum of its proper divisors (19684828980).

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

11732069988 is a wasteful number, since it uses less digits than its factorization.

11732069988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10013 (or 10008 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The spelling of 11732069988 in words is "eleven billion, seven hundred thirty-two million, sixty-nine thousand, nine hundred eighty-eight".