40304221023 has 16 divisors (see below), whose sum is σ = 58631529600. Its totient is φ = 24423797280.

The previous prime is 40304221019. The next prime is 40304221037. The reversal of 40304221023 is 32012240304.

It is not a de Polignac number, because 40304221023 - 2² = 40304221019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40304221003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213988 + ... + 355526.

It is an arithmetic number, because the mean of its divisors is an integer number (3664470600).

Almost surely, 2^40304221023 is an apocalyptic number.

40304221023 is a deficient number, since it is larger than the sum of its proper divisors (18327308577).

40304221023 is a wasteful number, since it uses less digits than its factorization.

40304221023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150182.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 40304221023 its reverse (32012240304), we get a palindrome (72316461327).

The spelling of 40304221023 in words is "forty billion, three hundred four million, two hundred twenty-one thousand, twenty-three".