40533302123 has 4 divisors (see below), whose sum is σ = 40934622048. Its totient is φ = 40131982200.

The previous prime is 40533302057. The next prime is 40533302141. The reversal of 40533302123 is 32120333504.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40533302123 - 2¹⁰ = 40533301099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40533302092 and 40533302101.

It is not an unprimeable number, because it can be changed into a prime (40533305123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200659811 + ... + 200660012.

It is an arithmetic number, because the mean of its divisors is an integer number (10233655512).

Almost surely, 2^40533302123 is an apocalyptic number.

40533302123 is a deficient number, since it is larger than the sum of its proper divisors (401319925).

40533302123 is a wasteful number, since it uses less digits than its factorization.

40533302123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401319924.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 40533302123 its reverse (32120333504), we get a palindrome (72653635627).

The spelling of 40533302123 in words is "forty billion, five hundred thirty-three million, three hundred two thousand, one hundred twenty-three".