32742306725 has 24 divisors (see below), whose sum is σ = 40920762600. Its totient is φ = 25987616000.

The previous prime is 32742306689. The next prime is 32742306749. The reversal of 32742306725 is 52760324723.

It can be written as a sum of positive squares in 12 ways, for example, as 16696257796 + 16046048929 = 129214^2 + 126673^2 .

It is not a de Polignac number, because 32742306725 - 2⁸ = 32742306469 is a prime.

It is a congruent 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, 3500555 + ... + 3509895.

It is an arithmetic number, because the mean of its divisors is an integer number (1705031775).

Almost surely, 2^32742306725 is an apocalyptic number.

It is an amenable number.

32742306725 is a deficient number, since it is larger than the sum of its proper divisors (8178455875).

32742306725 is a wasteful number, since it uses less digits than its factorization.

32742306725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10441 (or 10436 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 41.

The spelling of 32742306725 in words is "thirty-two billion, seven hundred forty-two million, three hundred six thousand, seven hundred twenty-five".