5631216754 has 16 divisors (see below), whose sum is σ = 8477822808. Its totient is φ = 2805288192.

The previous prime is 5631216733. The next prime is 5631216779. The reversal of 5631216754 is 4576121365.

It can be written as a sum of positive squares in 4 ways, for example, as 5469342025 + 161874729 = 73955^2 + 12723^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667812 + ... + 1671184.

Almost surely, 2^5631216754 is an apocalyptic number.

5631216754 is a deficient number, since it is larger than the sum of its proper divisors (2846606054).

5631216754 is a wasteful number, since it uses less digits than its factorization.

5631216754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6189.

The product of its digits is 151200, while the sum is 40.

The square root of 5631216754 is about 75041.4335817220. The cubic root of 5631216754 is about 1779.1015911928.

The spelling of 5631216754 in words is "five billion, six hundred thirty-one million, two hundred sixteen thousand, seven hundred fifty-four".