881842464722 has 6 divisors (see below), whose sum is σ = 1322765689143. Its totient is φ = 440920568342.

The previous prime is 881842464697. The next prime is 881842464739. The reversal of 881842464722 is 227464248188.

It is a happy number.

881842464722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 440921232361 + 440921232361 = 664019^2 + 664019^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=664019.

It is a super-2 number, since 2×881842464722² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 996029 + ... + 1660047.

Almost surely, 2^881842464722 is an apocalyptic number.

881842464722 is a deficient number, since it is larger than the sum of its proper divisors (440923224421).

881842464722 is an frugal number, since it uses more digits than its factorization.

881842464722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328040 (or 664021 counting only the distinct ones).

The product of its digits is 11010048, while the sum is 56.

The spelling of 881842464722 in words is "eight hundred eighty-one billion, eight hundred forty-two million, four hundred sixty-four thousand, seven hundred twenty-two".