2552981507 has 8 divisors (see below), whose sum is σ = 2598215280. Its totient is φ = 2507813280.

The previous prime is 2552981503. The next prime is 2552981513. The reversal of 2552981507 is 7051892552.

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 2552981507 - 2² = 2552981503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2552981503) 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, 65813 + ... + 97145.

It is an arithmetic number, because the mean of its divisors is an integer number (324776910).

Almost surely, 2^2552981507 is an apocalyptic number.

2552981507 is a deficient number, since it is larger than the sum of its proper divisors (45233773).

2552981507 is a wasteful number, since it uses less digits than its factorization.

2552981507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32773.

The product of its (nonzero) digits is 252000, while the sum is 44.

The square root of 2552981507 is about 50527.0373859382. The cubic root of 2552981507 is about 1366.7294616464.

The spelling of 2552981507 in words is "two billion, five hundred fifty-two million, nine hundred eighty-one thousand, five hundred seven".