40801781114 has 4 divisors (see below), whose sum is σ = 61202671674. Its totient is φ = 20400890556.

The previous prime is 40801781089. The next prime is 40801781123. The reversal of 40801781114 is 41118710804.

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

It can be written as a sum of positive squares in only one way, i.e., 21559929889 + 19241851225 = 146833^2 + 138715^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10200445277 + ... + 10200445280.

Almost surely, 2^40801781114 is an apocalyptic number.

40801781114 is a deficient number, since it is larger than the sum of its proper divisors (20400890560).

40801781114 is a wasteful number, since it uses less digits than its factorization.

40801781114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20400890559.

The product of its (nonzero) digits is 7168, while the sum is 35.

The spelling of 40801781114 in words is "forty billion, eight hundred one million, seven hundred eighty-one thousand, one hundred fourteen".