2598665489139 has 8 divisors (see below), whose sum is σ = 3470145117120. Its totient is φ = 1729814760296.

The previous prime is 2598665489137. The next prime is 2598665489191. The reversal of 2598665489139 is 9319845668952.

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

It is a cyclic number.

It is not a de Polignac number, because 2598665489139 - 2¹ = 2598665489137 is a prime.

It is a super-2 number, since 2×2598665489139² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2598665489137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 657222477 + ... + 657226430.

It is an arithmetic number, because the mean of its divisors is an integer number (433768139640).

Almost surely, 2^{2598665489139} is an apocalyptic number.

2598665489139 is a deficient number, since it is larger than the sum of its proper divisors (871479627981).

2598665489139 is a wasteful number, since it uses less digits than its factorization.

2598665489139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314449569.

The product of its digits is 1007769600, while the sum is 75.

The spelling of 2598665489139 in words is "two trillion, five hundred ninety-eight billion, six hundred sixty-five million, four hundred eighty-nine thousand, one hundred thirty-nine".