2254194639439 has 8 divisors (see below), whose sum is σ = 2257577784000. Its totient is φ = 2250812669952.

The previous prime is 2254194639401. The next prime is 2254194639449. The reversal of 2254194639439 is 9349364914522.

It is a happy number.

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 2254194639439 - 2³¹ = 2252047155791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254194639449) 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, 3584127 + ... + 4165855.

It is an arithmetic number, because the mean of its divisors is an integer number (282197223000).

Almost surely, 2^{2254194639439} is an apocalyptic number.

2254194639439 is a deficient number, since it is larger than the sum of its proper divisors (3383144561).

2254194639439 is an equidigital number, since it uses as much as digits as its factorization.

2254194639439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587537.

The product of its digits is 50388480, while the sum is 61.

The spelling of 2254194639439 in words is "two trillion, two hundred fifty-four billion, one hundred ninety-four million, six hundred thirty-nine thousand, four hundred thirty-nine".