5477210640 has 240 divisors, whose sum is σ = 20609948736. Its totient is φ = 1291852800.

The previous prime is 5477210591. The next prime is 5477210681. The reversal of 5477210640 is 460127745.

5477210640 is a `hidden beast` number, since 5 + 4 + 7 + 7 + 2 + 1 + 0 + 640 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5477210595 and 5477210604.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 283695 + ... + 302385.

Almost surely, 2^5477210640 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 5477210640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10304974368).

5477210640 is an abundant number, since it is smaller than the sum of its proper divisors (15132738096).

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

5477210640 is a wasteful number, since it uses less digits than its factorization.

5477210640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18758 (or 18749 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 5477210640 is about 74008.1795479392. The cubic root of 5477210640 is about 1762.7327810846.

The spelling of 5477210640 in words is "five billion, four hundred seventy-seven million, two hundred ten thousand, six hundred forty".