40244034726 has 72 divisors (see below), whose sum is σ = 101817964560. Its totient is φ = 11253573216.

The previous prime is 40244034709. The next prime is 40244034769. The reversal of 40244034726 is 62743044204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 206040 + ... + 350628.

Almost surely, 2^40244034726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40244034726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50908982280).

40244034726 is an abundant number, since it is smaller than the sum of its proper divisors (61573929834).

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

40244034726 is a wasteful number, since it uses less digits than its factorization.

40244034726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144698 (or 144648 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 36.

The spelling of 40244034726 in words is "forty billion, two hundred forty-four million, thirty-four thousand, seven hundred twenty-six".