40066704037 has 4 divisors (see below), whose sum is σ = 40067116096. Its totient is φ = 40066291980.

The previous prime is 40066704019. The next prime is 40066704047. The reversal of 40066704037 is 73040766004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40066704037 - 2⁷ = 40066703909 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40066703987 and 40066704005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40066704047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29818 + ... + 284644.

It is an arithmetic number, because the mean of its divisors is an integer number (10016779024).

Almost surely, 2^40066704037 is an apocalyptic number.

It is an amenable number.

40066704037 is a deficient number, since it is larger than the sum of its proper divisors (412059).

40066704037 is a wasteful number, since it uses less digits than its factorization.

40066704037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412058.

The product of its (nonzero) digits is 84672, while the sum is 37.

The spelling of 40066704037 in words is "forty billion, sixty-six million, seven hundred four thousand, thirty-seven".