5451044655 has 16 divisors (see below), whose sum is σ = 9967624704. Its totient is φ = 2491906080.

The previous prime is 5451044623. The next prime is 5451044657. The reversal of 5451044655 is 5564401545.

5451044655 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5451044655 - 2⁵ = 5451044623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5451044657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25957251 + ... + 25957460.

It is an arithmetic number, because the mean of its divisors is an integer number (622976544).

Almost surely, 2^5451044655 is an apocalyptic number.

5451044655 is a deficient number, since it is larger than the sum of its proper divisors (4516580049).

5451044655 is a wasteful number, since it uses less digits than its factorization.

5451044655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51914726.

The product of its (nonzero) digits is 240000, while the sum is 39.

The square root of 5451044655 is about 73831.1902585892. The cubic root of 5451044655 is about 1759.9212963041.

The spelling of 5451044655 in words is "five billion, four hundred fifty-one million, forty-four thousand, six hundred fifty-five".