40244496020 has 24 divisors (see below), whose sum is σ = 84519292200. Its totient is φ = 16096684032.

The previous prime is 40244496013. The next prime is 40244496037. The reversal of 40244496020 is 2069444204.

It can be written as a sum of positive squares in 4 ways, for example, as 141229456 + 40103266564 = 11884^2 + 200258^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265916 + ... + 388844.

It is an arithmetic number, because the mean of its divisors is an integer number (3521637175).

Almost surely, 2^40244496020 is an apocalyptic number.

It is an amenable number.

40244496020 is an abundant number, since it is smaller than the sum of its proper divisors (44274796180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40244496020 is a wasteful number, since it uses less digits than its factorization.

40244496020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139307 (or 139305 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 40244496020 in words is "forty billion, two hundred forty-four million, four hundred ninety-six thousand, twenty".