40033021241323 has 32 divisors (see below), whose sum is σ = 45000471517632. Its totient is φ = 35303463014400.

The previous prime is 40033021241263. The next prime is 40033021241329. The reversal of 40033021241323 is 32314212033004.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40033021241323 - 2²⁵ = 40032987686891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40033021241291 and 40033021241300.

It is not an unprimeable number, because it can be changed into a prime (40033021241329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 659133865 + ... + 659194597.

It is an arithmetic number, because the mean of its divisors is an integer number (1406264734926).

Almost surely, 2^{40033021241323} is an apocalyptic number.

40033021241323 is a deficient number, since it is larger than the sum of its proper divisors (4967450276309).

40033021241323 is a wasteful number, since it uses less digits than its factorization.

40033021241323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74335.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 40033021241323 its reverse (32314212033004), we get a palindrome (72347233274327).

The spelling of 40033021241323 in words is "forty trillion, thirty-three billion, twenty-one million, two hundred forty-one thousand, three hundred twenty-three".