32445155666825 has 24 divisors (see below), whose sum is σ = 44180105583936. Its totient is φ = 23440208760000.

The previous prime is 32445155666813. The next prime is 32445155666939. The reversal of 32445155666825 is 52866655154423.

It is not a de Polignac number, because 32445155666825 - 2⁴ = 32445155666809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 390628622 + ... + 390711671.

It is an arithmetic number, because the mean of its divisors is an integer number (1840837732664).

Almost surely, 2^{32445155666825} is an apocalyptic number.

It is an amenable number.

32445155666825 is a deficient number, since it is larger than the sum of its proper divisors (11734949917111).

32445155666825 is a wasteful number, since it uses less digits than its factorization.

32445155666825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781340465 (or 781340460 counting only the distinct ones).

The product of its digits is 207360000, while the sum is 62.

The spelling of 32445155666825 in words is "thirty-two trillion, four hundred forty-five billion, one hundred fifty-five million, six hundred sixty-six thousand, eight hundred twenty-five".