32440998489 has 16 divisors (see below), whose sum is σ = 43805525760. Its totient is φ = 21352622720.

The previous prime is 32440998481. The next prime is 32440998523. The reversal of 32440998489 is 98489904423.

It is a cyclic number.

It is not a de Polignac number, because 32440998489 - 2³ = 32440998481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32440998481) 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, 91024 + ... + 270494.

It is an arithmetic number, because the mean of its divisors is an integer number (2737845360).

Almost surely, 2^32440998489 is an apocalyptic number.

It is an amenable number.

32440998489 is a deficient number, since it is larger than the sum of its proper divisors (11364527271).

32440998489 is a wasteful number, since it uses less digits than its factorization.

32440998489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180240.

The product of its (nonzero) digits is 17915904, while the sum is 60.

The spelling of 32440998489 in words is "thirty-two billion, four hundred forty million, nine hundred ninety-eight thousand, four hundred eighty-nine".