5245554144 has 48 divisors (see below), whose sum is σ = 14213767680. Its totient is φ = 1692113280.

The previous prime is 5245554091. The next prime is 5245554157. The reversal of 5245554144 is 4414555425.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 878334 + ... + 884285.

It is an arithmetic number, because the mean of its divisors is an integer number (296120160).

Almost surely, 2^5245554144 is an apocalyptic number.

It is an amenable number.

5245554144 is an abundant number, since it is smaller than the sum of its proper divisors (8968213536).

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

5245554144 is a wasteful number, since it uses less digits than its factorization.

5245554144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762663 (or 1762655 counting only the distinct ones).

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

The square root of 5245554144 is about 72426.1979120815. The cubic root of 5245554144 is about 1737.5225834513.

The spelling of 5245554144 in words is "five billion, two hundred forty-five million, five hundred fifty-four thousand, one hundred forty-four".