2553439340 has 12 divisors (see below), whose sum is σ = 5362222656. Its totient is φ = 1021375728.

The previous prime is 2553439331. The next prime is 2553439351. The reversal of 2553439340 is 439343552.

It is a junction number, because it is equal to n+sod(n) for n = 2553439294 and 2553439303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63835964 + ... + 63836003.

It is an arithmetic number, because the mean of its divisors is an integer number (446851888).

Almost surely, 2^2553439340 is an apocalyptic number.

2553439340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2553439340 is an abundant number, since it is smaller than the sum of its proper divisors (2808783316).

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

2553439340 is a wasteful number, since it uses less digits than its factorization.

2553439340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127671976 (or 127671974 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 38.

The square root of 2553439340 is about 50531.5677571951. The cubic root of 2553439340 is about 1366.8111565127.

The spelling of 2553439340 in words is "two billion, five hundred fifty-three million, four hundred thirty-nine thousand, three hundred forty".