5455744550 has 48 divisors (see below), whose sum is σ = 11310146640. Its totient is φ = 1945820160.

The previous prime is 5455744513. The next prime is 5455744577. The reversal of 5455744550 is 554475545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152759 + ... + 185058.

It is an arithmetic number, because the mean of its divisors is an integer number (235628055).

Almost surely, 2^5455744550 is an apocalyptic number.

5455744550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5455744550 is an abundant number, since it is smaller than the sum of its proper divisors (5854402090).

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

5455744550 is a wasteful number, since it uses less digits than its factorization.

5455744550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337865 (or 337860 counting only the distinct ones).

The product of its (nonzero) digits is 1400000, while the sum is 44.

The square root of 5455744550 is about 73863.0120561029. The cubic root of 5455744550 is about 1760.4269528493.

The spelling of 5455744550 in words is "five billion, four hundred fifty-five million, seven hundred forty-four thousand, five hundred fifty".