5477887487 has 4 divisors (see below), whose sum is σ = 5482503576. Its totient is φ = 5473271400.

The previous prime is 5477887477. The next prime is 5477887531. The reversal of 5477887487 is 7847887745.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5477887487 - 2²⁰ = 5476838911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5477887447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2306264 + ... + 2308637.

It is an arithmetic number, because the mean of its divisors is an integer number (1370625894).

Almost surely, 2^5477887487 is an apocalyptic number.

5477887487 is a deficient number, since it is larger than the sum of its proper divisors (4616089).

5477887487 is a wasteful number, since it uses less digits than its factorization.

5477887487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4616088.

The product of its digits is 98344960, while the sum is 65.

The square root of 5477887487 is about 74012.7521917676. The cubic root of 5477887487 is about 1762.8053880696.

The spelling of 5477887487 in words is "five billion, four hundred seventy-seven million, eight hundred eighty-seven thousand, four hundred eighty-seven".