617254440342340 has 48 divisors (see below), whose sum is σ = 1378638036905472. Its totient is φ = 231336087768576.

The previous prime is 617254440342307. The next prime is 617254440342389. The reversal of 617254440342340 is 43243044452716.

617254440342340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4070449374 + ... + 4070601013.

It is an arithmetic number, because the mean of its divisors is an integer number (28721625768864).

Almost surely, 2^{617254440342340} is an apocalyptic number.

It is an amenable number.

617254440342340 is an abundant number, since it is smaller than the sum of its proper divisors (761383596563132).

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

617254440342340 is a wasteful number, since it uses less digits than its factorization.

617254440342340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8141050636 (or 8141050634 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 49.

The spelling of 617254440342340 in words is "six hundred seventeen trillion, two hundred fifty-four billion, four hundred forty million, three hundred forty-two thousand, three hundred forty".