40113021304433 has 16 divisors (see below), whose sum is σ = 50011233684480. Its totient is φ = 31256778382800.

The previous prime is 40113021304403. The next prime is 40113021304469. The reversal of 40113021304433 is 33440312031104.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40113021304433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40113021304396 and 40113021304405.

It is not an unprimeable number, because it can be changed into a prime (40113021304403) 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, 22472228 + ... + 24191466.

It is an arithmetic number, because the mean of its divisors is an integer number (3125702105280).

Almost surely, 2^{40113021304433} is an apocalyptic number.

It is an amenable number.

40113021304433 is a deficient number, since it is larger than the sum of its proper divisors (9898212380047).

40113021304433 is a wasteful number, since it uses less digits than its factorization.

40113021304433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022268.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 40113021304433 its reverse (33440312031104), we get a palindrome (73553333335537).

The spelling of 40113021304433 in words is "forty trillion, one hundred thirteen billion, twenty-one million, three hundred four thousand, four hundred thirty-three".