2549945952 has 72 divisors (see below), whose sum is σ = 7256896920. Its totient is φ = 849338880.

The previous prime is 2549945933. The next prime is 2549945969. The reversal of 2549945952 is 2595499452.

2549945952 is a `hidden beast` number, since 2 + 5 + 49 + 9 + 4 + 595 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 519124 + ... + 524012.

It is an arithmetic number, because the mean of its divisors is an integer number (100790235).

Almost surely, 2^2549945952 is an apocalyptic number.

It is an amenable number.

2549945952 is an abundant number, since it is smaller than the sum of its proper divisors (4706950968).

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

2549945952 is a wasteful number, since it uses less digits than its factorization.

2549945952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6716 (or 6705 counting only the distinct ones).

The product of its digits is 5832000, while the sum is 54.

The square root of 2549945952 is about 50496.9895340306. The cubic root of 2549945952 is about 1366.1875556618.

The spelling of 2549945952 in words is "two billion, five hundred forty-nine million, nine hundred forty-five thousand, nine hundred fifty-two".