5477787840 has 224 divisors, whose sum is σ = 20414674944. Its totient is φ = 1218170880.

The previous prime is 5477787839. The next prime is 5477787869. The reversal of 5477787840 is 487877745.

It is a tau number, because it is divible by the number of its divisors (224).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237625 + ... + 259655.

Almost surely, 2^5477787840 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 5477787840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10207337472).

5477787840 is an abundant number, since it is smaller than the sum of its proper divisors (14936887104).

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

5477787840 is a wasteful number, since it uses less digits than its factorization.

5477787840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22095 (or 22085 counting only the distinct ones).

The product of its (nonzero) digits is 12293120, while the sum is 57.

The square root of 5477787840 is about 74012.0790141717. The cubic root of 5477787840 is about 1762.7946990747.

The spelling of 5477787840 in words is "five billion, four hundred seventy-seven million, seven hundred eighty-seven thousand, eight hundred forty".