3701722263731 has 4 divisors (see below), whose sum is σ = 3701726137032. Its totient is φ = 3701718390432.

The previous prime is 3701722263719. The next prime is 3701722263907. The reversal of 3701722263731 is 1373622271073.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3701722263731 is a prime.

It is a super-3 number, since 3×3701722263731³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3701722269731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 636656 + ... + 2794418.

It is an arithmetic number, because the mean of its divisors is an integer number (925431534258).

Almost surely, 2^{3701722263731} is an apocalyptic number.

3701722263731 is a deficient number, since it is larger than the sum of its proper divisors (3873301).

3701722263731 is a wasteful number, since it uses less digits than its factorization.

3701722263731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3873300.

The product of its (nonzero) digits is 444528, while the sum is 44.

The spelling of 3701722263731 in words is "three trillion, seven hundred one billion, seven hundred twenty-two million, two hundred sixty-three thousand, seven hundred thirty-one".