5277545280 has 1120 divisors, whose sum is σ = 23898758400. Its totient is φ = 1077608448.

The previous prime is 5277545261. The next prime is 5277545341. The reversal of 5277545280 is 825457725.

5277545280 is a `hidden beast` number, since 5 + 2 + 77 + 54 + 528 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1120).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 89449891 + ... + 89449949.

Almost surely, 2^5277545280 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 5277545280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11949379200).

5277545280 is an abundant number, since it is smaller than the sum of its proper divisors (18621213120).

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

5277545280 is a wasteful number, since it uses less digits than its factorization.

5277545280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 784000, while the sum is 45.

The square root of 5277545280 is about 72646.7155486055. The cubic root of 5277545280 is about 1741.0476449539.

The spelling of 5277545280 in words is "five billion, two hundred seventy-seven million, five hundred forty-five thousand, two hundred eighty".