40040706706 has 32 divisors (see below), whose sum is σ = 80641427328. Its totient is φ = 14400253440.

The previous prime is 40040706701. The next prime is 40040706779. The reversal of 40040706706 is 60760704004.

It is not an unprimeable number, because it can be changed into a prime (40040706701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9998175 + ... + 10002178.

It is an arithmetic number, because the mean of its divisors is an integer number (2520044604).

Almost surely, 2^40040706706 is an apocalyptic number.

40040706706 is an abundant number, since it is smaller than the sum of its proper divisors (40600720622).

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

40040706706 is a wasteful number, since it uses less digits than its factorization.

40040706706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20000386.

The product of its (nonzero) digits is 28224, while the sum is 34.

The spelling of 40040706706 in words is "forty billion, forty million, seven hundred six thousand, seven hundred six".