13032256641 has 8 divisors (see below), whose sum is σ = 17381105760. Its totient is φ = 8685789312.

The previous prime is 13032256609. The next prime is 13032256663. The reversal of 13032256641 is 14665223031.

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

It is not a de Polignac number, because 13032256641 - 2⁵ = 13032256609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13032256141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 582640 + ... + 604593.

It is an arithmetic number, because the mean of its divisors is an integer number (2172638220).

Almost surely, 2^13032256641 is an apocalyptic number.

It is an amenable number.

13032256641 is a deficient number, since it is larger than the sum of its proper divisors (4348849119).

13032256641 is a wasteful number, since it uses less digits than its factorization.

13032256641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190895.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 13032256641 its reverse (14665223031), we get a palindrome (27697479672).

The spelling of 13032256641 in words is "thirteen billion, thirty-two million, two hundred fifty-six thousand, six hundred forty-one".