40283639111 has 4 divisors (see below), whose sum is σ = 41372386152. Its totient is φ = 39194892072.

The previous prime is 40283639107. The next prime is 40283639141. The reversal of 40283639111 is 11193638204.

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

It is a cyclic number.

It is not a de Polignac number, because 40283639111 - 2² = 40283639107 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 (40283639101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544373465 + ... + 544373538.

It is an arithmetic number, because the mean of its divisors is an integer number (10343096538).

Almost surely, 2^40283639111 is an apocalyptic number.

40283639111 is a deficient number, since it is larger than the sum of its proper divisors (1088747041).

40283639111 is a wasteful number, since it uses less digits than its factorization.

40283639111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088747040.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 40283639111 in words is "forty billion, two hundred eighty-three million, six hundred thirty-nine thousand, one hundred eleven".