2553940439 has 8 divisors (see below), whose sum is σ = 2580401712. Its totient is φ = 2527502400.

The previous prime is 2553940427. The next prime is 2553940489. The reversal of 2553940439 is 9340493552.

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 2553940439 - 2⁸ = 2553940183 is a prime.

It is a super-2 number, since 2×2553940439² = 13045223531919025442, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2553940439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553940489) 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, 293972 + ... + 302534.

It is an arithmetic number, because the mean of its divisors is an integer number (322550214).

Almost surely, 2^2553940439 is an apocalyptic number.

2553940439 is a deficient number, since it is larger than the sum of its proper divisors (26461273).

2553940439 is a wasteful number, since it uses less digits than its factorization.

2553940439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11617.

The product of its (nonzero) digits is 583200, while the sum is 44.

The square root of 2553940439 is about 50536.5257907585. The cubic root of 2553940439 is about 1366.9005604909.

The spelling of 2553940439 in words is "two billion, five hundred fifty-three million, nine hundred forty thousand, four hundred thirty-nine".