40244134020 has 24 divisors (see below), whose sum is σ = 112683575424. Its totient is φ = 10731769056.

The previous prime is 40244134003. The next prime is 40244134031. The reversal of 40244134020 is 2043144204.

It is a happy 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, 335367724 + ... + 335367843.

It is an arithmetic number, because the mean of its divisors is an integer number (4695148976).

Almost surely, 2^40244134020 is an apocalyptic number.

It is an amenable number.

40244134020 is an abundant number, since it is smaller than the sum of its proper divisors (72439441404).

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

40244134020 is a wasteful number, since it uses less digits than its factorization.

40244134020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670735579 (or 670735577 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 40244134020 its reverse (2043144204), we get a palindrome (42287278224).

The spelling of 40244134020 in words is "forty billion, two hundred forty-four million, one hundred thirty-four thousand, twenty".