40011430023 has 12 divisors (see below), whose sum is σ = 57965788608. Its totient is φ = 26595132480.

The previous prime is 40011429961. The next prime is 40011430033. The reversal of 40011430023 is 32003411004.

It is not a de Polignac number, because 40011430023 - 2²⁴ = 39994652807 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40011429978 and 40011430005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40011430033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6592983 + ... + 6599048.

It is an arithmetic number, because the mean of its divisors is an integer number (4830482384).

Almost surely, 2^40011430023 is an apocalyptic number.

40011430023 is a deficient number, since it is larger than the sum of its proper divisors (17954358585).

40011430023 is a wasteful number, since it uses less digits than its factorization.

40011430023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13192374 (or 13192371 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 40011430023 its reverse (32003411004), we get a palindrome (72014841027).

The spelling of 40011430023 in words is "forty billion, eleven million, four hundred thirty thousand, twenty-three".