40066473707 has 4 divisors (see below), whose sum is σ = 43148510160. Its totient is φ = 36984437256.

The previous prime is 40066473697. The next prime is 40066473721. The reversal of 40066473707 is 70737466004.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40066473707 - 2¹⁰ = 40066472683 is a prime.

It is a super-3 number, since 3×40066473707³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40066473767) 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, 1541018207 + ... + 1541018232.

It is an arithmetic number, because the mean of its divisors is an integer number (10787127540).

Almost surely, 2^40066473707 is an apocalyptic number.

40066473707 is a deficient number, since it is larger than the sum of its proper divisors (3082036453).

40066473707 is a wasteful number, since it uses less digits than its factorization.

40066473707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3082036452.

The product of its (nonzero) digits is 592704, while the sum is 44.

The spelling of 40066473707 in words is "forty billion, sixty-six million, four hundred seventy-three thousand, seven hundred seven".