40033336734 has 96 divisors (see below), whose sum is σ = 92631112704. Its totient is φ = 12466301760.

The previous prime is 40033336709. The next prime is 40033336751. The reversal of 40033336734 is 43763333004.

40033336734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10524877 + ... + 10528679.

It is an arithmetic number, because the mean of its divisors is an integer number (964907424).

Almost surely, 2^40033336734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40033336734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46315556352).

40033336734 is an abundant number, since it is smaller than the sum of its proper divisors (52597775970).

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

40033336734 is a wasteful number, since it uses less digits than its factorization.

40033336734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4422 (or 4419 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 36.

Adding to 40033336734 its reverse (43763333004), we get a palindrome (83796669738).

The spelling of 40033336734 in words is "forty billion, thirty-three million, three hundred thirty-six thousand, seven hundred thirty-four".