11597632465 has 8 divisors (see below), whose sum is σ = 13921387200. Its totient is φ = 9275287152.

The previous prime is 11597632429. The next prime is 11597632477. The reversal of 11597632465 is 56423679511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11597632465 - 2²⁵ = 11564078033 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334165 + ... + 367234.

It is an arithmetic number, because the mean of its divisors is an integer number (1740173400).

Almost surely, 2^11597632465 is an apocalyptic number.

It is an amenable number.

11597632465 is a deficient number, since it is larger than the sum of its proper divisors (2323754735).

11597632465 is an equidigital number, since it uses as much as digits as its factorization.

11597632465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704711.

The product of its digits is 1360800, while the sum is 49.

The spelling of 11597632465 in words is "eleven billion, five hundred ninety-seven million, six hundred thirty-two thousand, four hundred sixty-five".