2555058378 has 32 divisors (see below), whose sum is σ = 5279546880. Its totient is φ = 823495680.

The previous prime is 2555058361. The next prime is 2555058391. The reversal of 2555058378 is 8738505552.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 15 ways as a sum of consecutive naturals, for example, 234426 + ... + 245082.

It is an arithmetic number, because the mean of its divisors is an integer number (164985840).

Almost surely, 2^2555058378 is an apocalyptic number.

2555058378 is an abundant number, since it is smaller than the sum of its proper divisors (2724488502).

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

2555058378 is a wasteful number, since it uses less digits than its factorization.

2555058378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11982.

The product of its (nonzero) digits is 1680000, while the sum is 48.

The square root of 2555058378 is about 50547.5852835722. The cubic root of 2555058378 is about 1367.0999763307.

The spelling of 2555058378 in words is "two billion, five hundred fifty-five million, fifty-eight thousand, three hundred seventy-eight".