40398082559 has 8 divisors (see below), whose sum is σ = 40457669280. Its totient is φ = 40338526176.

The previous prime is 40398082547. The next prime is 40398082597. The reversal of 40398082559 is 95528089304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40398082559 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40398082559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40398082859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4421654 + ... + 4430780.

It is an arithmetic number, because the mean of its divisors is an integer number (5057208660).

Almost surely, 2^40398082559 is an apocalyptic number.

40398082559 is a deficient number, since it is larger than the sum of its proper divisors (59586721).

40398082559 is an equidigital number, since it uses as much as digits as its factorization.

40398082559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15169.

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 40398082559 in words is "forty billion, three hundred ninety-eight million, eighty-two thousand, five hundred fifty-nine".