5387740447 has 8 divisors (see below), whose sum is σ = 5437635840. Its totient is φ = 5337884160.

The previous prime is 5387740441. The next prime is 5387740451. The reversal of 5387740447 is 7440477835.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5387740447 - 2²⁷ = 5253522719 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5387740447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5387740441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317047 + ... + 333607.

It is an arithmetic number, because the mean of its divisors is an integer number (679704480).

Almost surely, 2^5387740447 is an apocalyptic number.

5387740447 is a deficient number, since it is larger than the sum of its proper divisors (49895393).

5387740447 is a wasteful number, since it uses less digits than its factorization.

5387740447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19553.

The product of its (nonzero) digits is 2634240, while the sum is 49.

The square root of 5387740447 is about 73401.2291927049. The cubic root of 5387740447 is about 1753.0819646876.

The spelling of 5387740447 in words is "five billion, three hundred eighty-seven million, seven hundred forty thousand, four hundred forty-seven".