5481263760 has 640 divisors, whose sum is σ = 21886599168. Its totient is φ = 1105920000.

The previous prime is 5481263717. The next prime is 5481263789. The reversal of 5481263760 is 673621845.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 36299685 + ... + 36299835.

Almost surely, 2^5481263760 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 5481263760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10943299584).

5481263760 is an abundant number, since it is smaller than the sum of its proper divisors (16405335408).

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

5481263760 is a wasteful number, since it uses less digits than its factorization.

5481263760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 5481263760 is about 74035.5574031830. The cubic root of 5481263760 is about 1763.1674795935.

The spelling of 5481263760 in words is "five billion, four hundred eighty-one million, two hundred sixty-three thousand, seven hundred sixty".