32455131125440 has 112 divisors (see below), whose sum is σ = 82045800957600. Its totient is φ = 12186163003392.

The previous prime is 32455131125381. The next prime is 32455131125447. The reversal of 32455131125440 is 4452113155423.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 32455131125393 and 32455131125402.

It is not an unprimeable number, because it can be changed into a prime (32455131125447) 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, 5808975 + ... + 9932494.

Almost surely, 2^{32455131125440} is an apocalyptic number.

It is an amenable number.

32455131125440 is an abundant number, since it is smaller than the sum of its proper divisors (49590669832160).

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

32455131125440 is a wasteful number, since it uses less digits than its factorization.

32455131125440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15741882 (or 15741872 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 32455131125440 in words is "thirty-two trillion, four hundred fifty-five billion, one hundred thirty-one million, one hundred twenty-five thousand, four hundred forty".