2555965782 has 24 divisors (see below), whose sum is σ = 5539350960. Its totient is φ = 851769360.

The previous prime is 2555965771. The next prime is 2555965799. The reversal of 2555965782 is 2875695552.

It is a happy number.

2555965782 is a `hidden beast` number, since 2 + 5 + 559 + 6 + 5 + 7 + 82 = 666.

It is a super-2 number, since 2×2555965782² = 13065922157509743048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63519 + ... + 95637.

It is an arithmetic number, because the mean of its divisors is an integer number (230806290).

Almost surely, 2^2555965782 is an apocalyptic number.

2555965782 is an abundant number, since it is smaller than the sum of its proper divisors (2983385178).

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

2555965782 is a wasteful number, since it uses less digits than its factorization.

2555965782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36548 (or 36545 counting only the distinct ones).

The product of its digits is 7560000, while the sum is 54.

The square root of 2555965782 is about 50556.5602271357. The cubic root of 2555965782 is about 1367.2617945726.

The spelling of 2555965782 in words is "two billion, five hundred fifty-five million, nine hundred sixty-five thousand, seven hundred eighty-two".