2554455456 has 288 divisors, whose sum is σ = 8923824000. Its totient is φ = 690923520.

The previous prime is 2554455451. The next prime is 2554455457. The reversal of 2554455456 is 6545544552.

2554455456 is a `hidden beast` number, since 2 + 5 + 5 + 44 + 554 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is not an unprimeable number, because it can be changed into a prime (2554455451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1876216 + ... + 1877576.

It is an arithmetic number, because the mean of its divisors is an integer number (30985500).

Almost surely, 2^2554455456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2554455456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4461912000).

2554455456 is an abundant number, since it is smaller than the sum of its proper divisors (6369368544).

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

2554455456 is a wasteful number, since it uses less digits than its factorization.

2554455456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417 (or 1392 counting only the distinct ones).

The product of its digits is 2400000, while the sum is 45.

The square root of 2554455456 is about 50541.6210266351. The cubic root of 2554455456 is about 1366.9924354749.

The spelling of 2554455456 in words is "two billion, five hundred fifty-four million, four hundred fifty-five thousand, four hundred fifty-six".