11632747959 has 32 divisors (see below), whose sum is σ = 19712852480. Its totient is φ = 6641481600.

The previous prime is 11632747949. The next prime is 11632747961. The reversal of 11632747959 is 95974723611.

11632747959 is a `hidden beast` number, since 1 + 163 + 2 + 7 + 479 + 5 + 9 = 666.

It is not a de Polignac number, because 11632747959 - 2⁹ = 11632747447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11632747949) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195039 + ... + 247599.

It is an arithmetic number, because the mean of its divisors is an integer number (616026640).

Almost surely, 2^11632747959 is an apocalyptic number.

11632747959 is a deficient number, since it is larger than the sum of its proper divisors (8080104521).

11632747959 is a wasteful number, since it uses less digits than its factorization.

11632747959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53748 (or 53742 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The spelling of 11632747959 in words is "eleven billion, six hundred thirty-two million, seven hundred forty-seven thousand, nine hundred fifty-nine".