2594193990656 has 176 divisors, whose sum is σ = 5708217692160. Its totient is φ = 1172908154880.

The previous prime is 2594193990457. The next prime is 2594193990697. The reversal of 2594193990656 is 6560993914952.

It is a super-2 number, since 2×2594193990656² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219710705 + ... + 219722511.

Almost surely, 2^{2594193990656} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2594193990656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2854108846080).

2594193990656 is an abundant number, since it is smaller than the sum of its proper divisors (3114023701504).

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

2594193990656 is a wasteful number, since it uses less digits than its factorization.

2594193990656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12360 (or 12342 counting only the distinct ones).

The product of its (nonzero) digits is 141717600, while the sum is 68.

The spelling of 2594193990656 in words is "two trillion, five hundred ninety-four billion, one hundred ninety-three million, nine hundred ninety thousand, six hundred fifty-six".