5263001544 has 64 divisors (see below), whose sum is σ = 13399214400. Its totient is φ = 1722189824.

The previous prime is 5263001521. The next prime is 5263001581. The reversal of 5263001544 is 4451003625.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1211344 + ... + 1215680.

It is an arithmetic number, because the mean of its divisors is an integer number (209362725).

Almost surely, 2^5263001544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5263001544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6699607200).

5263001544 is an abundant number, since it is smaller than the sum of its proper divisors (8136212856).

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

5263001544 is a wasteful number, since it uses less digits than its factorization.

5263001544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5262 (or 5258 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 5263001544 is about 72546.5474299088. The cubic root of 5263001544 is about 1739.4468607745.

The spelling of 5263001544 in words is "five billion, two hundred sixty-three million, one thousand, five hundred forty-four".