40040067011 has 16 divisors (see below), whose sum is σ = 45864465408. Its totient is φ = 34241856000.

The previous prime is 40040066999. The next prime is 40040067013. The reversal of 40040067011 is 11076004004.

It is a cyclic number.

It is not a de Polignac number, because 40040067011 - 2³⁴ = 22860197827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40040067013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7651766 + ... + 7656996.

It is an arithmetic number, because the mean of its divisors is an integer number (2866529088).

Almost surely, 2^40040067011 is an apocalyptic number.

40040067011 is a deficient number, since it is larger than the sum of its proper divisors (5824398397).

40040067011 is a wasteful number, since it uses less digits than its factorization.

40040067011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7522.

The product of its (nonzero) digits is 672, while the sum is 23.

The spelling of 40040067011 in words is "forty billion, forty million, sixty-seven thousand, eleven".