40501023233 has 4 divisors (see below), whose sum is σ = 44182934448. Its totient is φ = 36819112020.

The previous prime is 40501023229. The next prime is 40501023337. The reversal of 40501023233 is 33232010504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40501023233 - 2² = 40501023229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40501023199 and 40501023208.

It is not an unprimeable number, because it can be changed into a prime (40501073233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1840955591 + ... + 1840955612.

It is an arithmetic number, because the mean of its divisors is an integer number (11045733612).

Almost surely, 2^40501023233 is an apocalyptic number.

It is an amenable number.

40501023233 is a deficient number, since it is larger than the sum of its proper divisors (3681911215).

40501023233 is a wasteful number, since it uses less digits than its factorization.

40501023233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3681911214.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 40501023233 its reverse (33232010504), we get a palindrome (73733033737).

The spelling of 40501023233 in words is "forty billion, five hundred one million, twenty-three thousand, two hundred thirty-three".