5547553887 has 4 divisors (see below), whose sum is σ = 7396738520. Its totient is φ = 3698369256.

The previous prime is 5547553871. The next prime is 5547553909. The reversal of 5547553887 is 7883557455.

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

It is not a de Polignac number, because 5547553887 - 2⁴ = 5547553871 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 (5547553807) 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, 924592312 + ... + 924592317.

It is an arithmetic number, because the mean of its divisors is an integer number (1849184630).

Almost surely, 2^5547553887 is an apocalyptic number.

5547553887 is a deficient number, since it is larger than the sum of its proper divisors (1849184633).

5547553887 is a wasteful number, since it uses less digits than its factorization.

5547553887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849184632.

The product of its digits is 23520000, while the sum is 57.

The square root of 5547553887 is about 74481.9030839035. The cubic root of 5547553887 is about 1770.2469025804.

The spelling of 5547553887 in words is "five billion, five hundred forty-seven million, five hundred fifty-three thousand, eight hundred eighty-seven".