3723224195881 has 32 divisors (see below), whose sum is σ = 4123419955200. Its totient is φ = 3347505131520.

The previous prime is 3723224195843. The next prime is 3723224195891. The reversal of 3723224195881 is 1885914223273.

It is a happy number.

It is not a de Polignac number, because 3723224195881 - 2¹⁹ = 3723223671593 is a prime.

It is a super-2 number, since 2×3723224195881² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3723224195891) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6098040 + ... + 6680758.

It is an arithmetic number, because the mean of its divisors is an integer number (128856873600).

Almost surely, 2^{3723224195881} is an apocalyptic number.

It is an amenable number.

3723224195881 is a deficient number, since it is larger than the sum of its proper divisors (400195759319).

3723224195881 is a wasteful number, since it uses less digits than its factorization.

3723224195881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582969.

The product of its digits is 5806080, while the sum is 55.

The spelling of 3723224195881 in words is "three trillion, seven hundred twenty-three billion, two hundred twenty-four million, one hundred ninety-five thousand, eight hundred eighty-one".