2617893426498 has 128 divisors (see below), whose sum is σ = 6321776025600. Its totient is φ = 706547753472.

The previous prime is 2617893426497. The next prime is 2617893426523. The reversal of 2617893426498 is 8946243987162.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is not an unprimeable number, because it can be changed into a prime (2617893426493) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 72114040 + ... + 72150332.

It is an arithmetic number, because the mean of its divisors is an integer number (49388875200).

Almost surely, 2^{2617893426498} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2617893426498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3160888012800).

2617893426498 is an abundant number, since it is smaller than the sum of its proper divisors (3703882599102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2617893426498 is a wasteful number, since it uses less digits than its factorization.

2617893426498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37256.

The product of its digits is 250822656, while the sum is 69.

The spelling of 2617893426498 in words is "two trillion, six hundred seventeen billion, eight hundred ninety-three million, four hundred twenty-six thousand, four hundred ninety-eight".