40123331104023 has 16 divisors (see below), whose sum is σ = 59459817222400. Its totient is φ = 26740857055320.

The previous prime is 40123331104009. The next prime is 40123331104037. The reversal of 40123331104023 is 32040113332104.

It is a happy number.

40123331104023 is a `hidden beast` number, since 401 + 233 + 3 + 1 + 1 + 0 + 4 + 0 + 23 = 666.

It is an interprime number because it is at equal distance from previous prime (40123331104009) and next prime (40123331104037).

It is not a de Polignac number, because 40123331104023 - 2⁵ = 40123331103991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40123331104823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222973603 + ... + 223153476.

It is an arithmetic number, because the mean of its divisors is an integer number (3716238576400).

Almost surely, 2^{40123331104023} is an apocalyptic number.

40123331104023 is a deficient number, since it is larger than the sum of its proper divisors (19336486118377).

40123331104023 is a wasteful number, since it uses less digits than its factorization.

40123331104023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446130419 (or 446130413 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 40123331104023 its reverse (32040113332104), we get a palindrome (72163444436127).

The spelling of 40123331104023 in words is "forty trillion, one hundred twenty-three billion, three hundred thirty-one million, one hundred four thousand, twenty-three".