5551686884 has 6 divisors (see below), whose sum is σ = 9715452054. Its totient is φ = 2775843440.

The previous prime is 5551686853. The next prime is 5551686913. The reversal of 5551686884 is 4886861555.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5347996900 + 203689984 = 73130^2 + 14272^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693960857 + ... + 693960864.

It is an arithmetic number, because the mean of its divisors is an integer number (1619242009).

Almost surely, 2^5551686884 is an apocalyptic number.

It is an amenable number.

5551686884 is a deficient number, since it is larger than the sum of its proper divisors (4163765170).

5551686884 is a wasteful number, since it uses less digits than its factorization.

5551686884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387921725 (or 1387921723 counting only the distinct ones).

The product of its digits is 9216000, while the sum is 56.

The square root of 5551686884 is about 74509.6428927156. The cubic root of 5551686884 is about 1770.6864121430.

The spelling of 5551686884 in words is "five billion, five hundred fifty-one million, six hundred eighty-six thousand, eight hundred eighty-four".