40010323023 has 12 divisors (see below), whose sum is σ = 63046569768. Its totient is φ = 24248680560.

The previous prime is 40010323013. The next prime is 40010323033. The reversal of 40010323023 is 32032301004.

40010323023 is a `hidden beast` number, since 400 + 10 + 3 + 230 + 23 = 666.

It is an interprime number because it is at equal distance from previous prime (40010323013) and next prime (40010323033).

It is not a de Polignac number, because 40010323023 - 2⁴ = 40010323007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40010322987 and 40010323005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40010323013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202072240 + ... + 202072437.

It is an arithmetic number, because the mean of its divisors is an integer number (5253880814).

Almost surely, 2^40010323023 is an apocalyptic number.

40010323023 is a deficient number, since it is larger than the sum of its proper divisors (23036246745).

40010323023 is a wasteful number, since it uses less digits than its factorization.

40010323023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404144694 (or 404144691 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 40010323023 its reverse (32032301004), we get a palindrome (72042624027).

The spelling of 40010323023 in words is "forty billion, ten million, three hundred twenty-three thousand, twenty-three".