5154451456 has 208 divisors, whose sum is σ = 13116084480. Its totient is φ = 1967063040.

The previous prime is 5154451451. The next prime is 5154451481. The reversal of 5154451456 is 6541544515.

It is not an unprimeable number, because it can be changed into a prime (5154451451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18607990 + ... + 18608266.

Almost surely, 2^5154451456 is an apocalyptic number.

5154451456 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5154451456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6558042240).

5154451456 is an abundant number, since it is smaller than the sum of its proper divisors (7961633024).

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

5154451456 is a wasteful number, since it uses less digits than its factorization.

5154451456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 356 counting only the distinct ones).

The product of its digits is 240000, while the sum is 40.

The square root of 5154451456 is about 71794.5085365169. The cubic root of 5154451456 is about 1727.4049162608.

The spelling of 5154451456 in words is "five billion, one hundred fifty-four million, four hundred fifty-one thousand, four hundred fifty-six".