11747647632 has 80 divisors (see below), whose sum is σ = 36723756672. Its totient is φ = 3159029760.

The previous prime is 11747647621. The next prime is 11747647633. The reversal of 11747647632 is 23674674711.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (11747647633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1022619 + ... + 1034042.

Almost surely, 2^11747647632 is an apocalyptic number.

11747647632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11747647632 is an abundant number, since it is smaller than the sum of its proper divisors (24976109040).

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

11747647632 is a wasteful number, since it uses less digits than its factorization.

11747647632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056696 (or 2056690 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 48.

The spelling of 11747647632 in words is "eleven billion, seven hundred forty-seven million, six hundred forty-seven thousand, six hundred thirty-two".