142622745044 has 24 divisors (see below), whose sum is σ = 268802618280. Its totient is φ = 65822552064.

The previous prime is 142622744977. The next prime is 142622745049. The reversal of 142622745044 is 440547226241.

It can be written as a sum of positive squares in 4 ways, for example, as 31922500 + 142590822544 = 5650^2 + 377612^2 .

It is a junction number, because it is equal to n+sod(n) for n = 142622744992 and 142622745010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142622745049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1183952 + ... + 1298840.

It is an arithmetic number, because the mean of its divisors is an integer number (11200109095).

Almost surely, 2^142622745044 is an apocalyptic number.

It is an amenable number.

142622745044 is a deficient number, since it is larger than the sum of its proper divisors (126179873236).

142622745044 is a wasteful number, since it uses less digits than its factorization.

142622745044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138779 (or 138777 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 41.

The spelling of 142622745044 in words is "one hundred forty-two billion, six hundred twenty-two million, seven hundred forty-five thousand, forty-four".