40227186999 has 4 divisors (see below), whose sum is σ = 53636249336. Its totient is φ = 26818124664.

The previous prime is 40227186947. The next prime is 40227187009. The reversal of 40227186999 is 99968172204.

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

It is not a de Polignac number, because 40227186999 - 2¹⁷ = 40227055927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40227186919) 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, 6704531164 + ... + 6704531169.

It is an arithmetic number, because the mean of its divisors is an integer number (13409062334).

Almost surely, 2^40227186999 is an apocalyptic number.

40227186999 is a deficient number, since it is larger than the sum of its proper divisors (13409062337).

40227186999 is a wasteful number, since it uses less digits than its factorization.

40227186999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13409062336.

The product of its (nonzero) digits is 3919104, while the sum is 57.

The spelling of 40227186999 in words is "forty billion, two hundred twenty-seven million, one hundred eighty-six thousand, nine hundred ninety-nine".