5291677440 has 432 divisors, whose sum is σ = 21090940416. Its totient is φ = 1199923200.

The previous prime is 5291677439. The next prime is 5291677451. The reversal of 5291677440 is 447761925.

5291677440 is a `hidden beast` number, since 52 + 91 + 6 + 77 + 440 = 666.

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 47 ways as a sum of consecutive naturals, for example, 17014885 + ... + 17015195.

Almost surely, 2^5291677440 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 5291677440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10545470208).

5291677440 is an abundant number, since it is smaller than the sum of its proper divisors (15799262976).

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

5291677440 is a wasteful number, since it uses less digits than its factorization.

5291677440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 5291677440 is about 72743.9168590749. The cubic root of 5291677440 is about 1742.6003134176.

The spelling of 5291677440 in words is "five billion, two hundred ninety-one million, six hundred seventy-seven thousand, four hundred forty".