32742306689 has 2 divisors, whose sum is σ = 32742306690. Its totient is φ = 32742306688.

The previous prime is 32742306683. The next prime is 32742306749. The reversal of 32742306689 is 98660324723.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26079666064 + 6662640625 = 161492^2 + 81625^2 .

It is an emirp because it is prime and its reverse (98660324723) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32742306689 - 2¹⁶ = 32742241153 is a prime.

It is not a weakly prime, because it can be changed into another prime (32742306683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16371153344 + 16371153345.

It is an arithmetic number, because the mean of its divisors is an integer number (16371153345).

Almost surely, 2^32742306689 is an apocalyptic number.

It is an amenable number.

32742306689 is a deficient number, since it is larger than the sum of its proper divisors (1).

32742306689 is an equidigital number, since it uses as much as digits as its factorization.

32742306689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 50.

The spelling of 32742306689 in words is "thirty-two billion, seven hundred forty-two million, three hundred six thousand, six hundred eighty-nine".