2556320054 has 8 divisors (see below), whose sum is σ = 3834876360. Its totient is φ = 1278027936.

The previous prime is 2556320051. The next prime is 2556320069. The reversal of 2556320054 is 4500236552.

2556320054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2556320054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556320051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39764 + ... + 81815.

It is an arithmetic number, because the mean of its divisors is an integer number (479359545).

Almost surely, 2^2556320054 is an apocalyptic number.

2556320054 is a deficient number, since it is larger than the sum of its proper divisors (1278556306).

2556320054 is a wasteful number, since it uses less digits than its factorization.

2556320054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132094.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 2556320054 is about 50560.0638251179. The cubic root of 2556320054 is about 1367.3249618492.

The spelling of 2556320054 in words is "two billion, five hundred fifty-six million, three hundred twenty thousand, fifty-four".