3722810919706 has 4 divisors (see below), whose sum is σ = 5584216379562. Its totient is φ = 1861405459852.

The previous prime is 3722810919697. The next prime is 3722810919721. The reversal of 3722810919706 is 6079190182273.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 2051067944025 + 1671742975681 = 1432155^2 + 1292959^2 .

It is a super-2 number, since 2×3722810919706² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 930702729925 + ... + 930702729928.

Almost surely, 2^{3722810919706} is an apocalyptic number.

3722810919706 is a deficient number, since it is larger than the sum of its proper divisors (1861405459856).

3722810919706 is a wasteful number, since it uses less digits than its factorization.

3722810919706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1861405459855.

The product of its (nonzero) digits is 2286144, while the sum is 55.

The spelling of 3722810919706 in words is "three trillion, seven hundred twenty-two billion, eight hundred ten million, nine hundred nineteen thousand, seven hundred six".