5721766734 has 16 divisors (see below), whose sum is σ = 11450718288. Its totient is φ = 1906058112.

The previous prime is 5721766727. The next prime is 5721766753. The reversal of 5721766734 is 4376671275.

It is a super-2 number, since 2×5721766734² = 65477229116618053512, which contains 22 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 288987 + ... + 308150.

It is an arithmetic number, because the mean of its divisors is an integer number (715669893).

Almost surely, 2^5721766734 is an apocalyptic number.

5721766734 is an abundant number, since it is smaller than the sum of its proper divisors (5728951554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5721766734 is a wasteful number, since it uses less digits than its factorization.

5721766734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598739.

The product of its digits is 1481760, while the sum is 48.

The square root of 5721766734 is about 75642.3607114426. The cubic root of 5721766734 is about 1788.5869161359.

The spelling of 5721766734 in words is "five billion, seven hundred twenty-one million, seven hundred sixty-six thousand, seven hundred thirty-four".