32157428103225 has 36 divisors (see below), whose sum is σ = 59730768524336. Its totient is φ = 17150628318480.

The previous prime is 32157428103223. The next prime is 32157428103271. The reversal of 32157428103225 is 52230182475123.

32157428103225 is a `hidden beast` number, since 3 + 2 + 1 + 574 + 28 + 1 + 0 + 32 + 25 = 666.

It is not a de Polignac number, because 32157428103225 - 2¹ = 32157428103223 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32157428103223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2646695827 + ... + 2646707976.

Almost surely, 2^{32157428103225} is an apocalyptic number.

It is an amenable number.

32157428103225 is a deficient number, since it is larger than the sum of its proper divisors (27573340421111).

32157428103225 is an equidigital number, since it uses as much as digits as its factorization.

32157428103225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5293403828 (or 5293403811 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 32157428103225 in words is "thirty-two trillion, one hundred fifty-seven billion, four hundred twenty-eight million, one hundred three thousand, two hundred twenty-five".