5451255444 has 12 divisors (see below), whose sum is σ = 12719596064. Its totient is φ = 1817085144.

The previous prime is 5451255427. The next prime is 5451255463. The reversal of 5451255444 is 4445521545.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227135632 + ... + 227135655.

Almost surely, 2^5451255444 is an apocalyptic number.

It is an amenable number.

5451255444 is an abundant number, since it is smaller than the sum of its proper divisors (7268340620).

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

5451255444 is a wasteful number, since it uses less digits than its factorization.

5451255444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454271294 (or 454271292 counting only the distinct ones).

The product of its digits is 320000, while the sum is 39.

The square root of 5451255444 is about 73832.6177512351. The cubic root of 5451255444 is about 1759.9439810855.

Adding to 5451255444 its reverse (4445521545), we get a palindrome (9896776989).

The spelling of 5451255444 in words is "five billion, four hundred fifty-one million, two hundred fifty-five thousand, four hundred forty-four".