11787459432 has 128 divisors (see below), whose sum is σ = 34318771200. Its totient is φ = 3304051200.

The previous prime is 11787459353. The next prime is 11787459449. The reversal of 11787459432 is 23495478711.

It is a super-2 number, since 2×11787459432² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6848332 + ... + 6850052.

It is an arithmetic number, because the mean of its divisors is an integer number (268115400).

Almost surely, 2^11787459432 is an apocalyptic number.

11787459432 is a gapful number since it is divisible by the number (12) 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 11787459432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17159385600).

11787459432 is an abundant number, since it is smaller than the sum of its proper divisors (22531311768).

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

11787459432 is a wasteful number, since it uses less digits than its factorization.

11787459432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2487 (or 2483 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 51.

The spelling of 11787459432 in words is "eleven billion, seven hundred eighty-seven million, four hundred fifty-nine thousand, four hundred thirty-two".