5721096638 has 16 divisors (see below), whose sum is σ = 8603400960. Its totient is φ = 2853306456.

The previous prime is 5721096617. The next prime is 5721096643. The reversal of 5721096638 is 8366901275.

It is a junction number, because it is equal to n+sod(n) for n = 5721096592 and 5721096601.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 1953131 + ... + 1956057.

It is an arithmetic number, because the mean of its divisors is an integer number (537712560).

Almost surely, 2^5721096638 is an apocalyptic number.

5721096638 is a deficient number, since it is larger than the sum of its proper divisors (2882304322).

5721096638 is a wasteful number, since it uses less digits than its factorization.

5721096638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5071.

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 5721096638 is about 75637.9312117935. The cubic root of 5721096638 is about 1788.5170908655.

The spelling of 5721096638 in words is "five billion, seven hundred twenty-one million, ninety-six thousand, six hundred thirty-eight".