40402443111 has 8 divisors (see below), whose sum is σ = 53871123840. Its totient is φ = 26934362232.

The previous prime is 40402443101. The next prime is 40402443119. The reversal of 40402443111 is 11134420404.

40402443111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40402443111 - 2⁵ = 40402443079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40402443119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42480 + ... + 287418.

It is an arithmetic number, because the mean of its divisors is an integer number (6733890480).

Almost surely, 2^40402443111 is an apocalyptic number.

40402443111 is a deficient number, since it is larger than the sum of its proper divisors (13468680729).

40402443111 is a wasteful number, since it uses less digits than its factorization.

40402443111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299925.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 40402443111 its reverse (11134420404), we get a palindrome (51536863515).

The spelling of 40402443111 in words is "forty billion, four hundred two million, four hundred forty-three thousand, one hundred eleven".