32440401413452 has 12 divisors (see below), whose sum is σ = 56822453349480. Its totient is φ = 16205414742176.

The previous prime is 32440401413449. The next prime is 32440401413477. The reversal of 32440401413452 is 25431410404423.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3696486202 + ... + 3696494977.

It is an arithmetic number, because the mean of its divisors is an integer number (4735204445790).

Almost surely, 2^{32440401413452} is an apocalyptic number.

It is an amenable number.

32440401413452 is a deficient number, since it is larger than the sum of its proper divisors (24382051936028).

32440401413452 is a wasteful number, since it uses less digits than its factorization.

32440401413452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7392982280 (or 7392982278 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 32440401413452 its reverse (25431410404423), we get a palindrome (57871811817875).

The spelling of 32440401413452 in words is "thirty-two trillion, four hundred forty billion, four hundred one million, four hundred thirteen thousand, four hundred fifty-two".