5432720686 has 4 divisors (see below), whose sum is σ = 8149081032. Its totient is φ = 2716360342.

The previous prime is 5432720669. The next prime is 5432720723. The reversal of 5432720686 is 6860272345.

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

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1358180170 + ... + 1358180173.

It is an arithmetic number, because the mean of its divisors is an integer number (2037270258).

Almost surely, 2^5432720686 is an apocalyptic number.

5432720686 is a deficient number, since it is larger than the sum of its proper divisors (2716360346).

5432720686 is a wasteful number, since it uses less digits than its factorization.

5432720686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2716360345.

The product of its (nonzero) digits is 483840, while the sum is 43.

The square root of 5432720686 is about 73706.9921106539. The cubic root of 5432720686 is about 1757.9470602797.

The spelling of 5432720686 in words is "five billion, four hundred thirty-two million, seven hundred twenty thousand, six hundred eighty-six".