40340300323 has 8 divisors (see below), whose sum is σ = 42305760000. Its totient is φ = 38392468488.

The previous prime is 40340300321. The next prime is 40340300333. The reversal of 40340300323 is 32300304304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40340300323 - 2¹ = 40340300321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40340300294 and 40340300303.

It is not an unprimeable number, because it can be changed into a prime (40340300321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4402273 + ... + 4411426.

It is an arithmetic number, because the mean of its divisors is an integer number (5288220000).

Almost surely, 2^40340300323 is an apocalyptic number.

40340300323 is a deficient number, since it is larger than the sum of its proper divisors (1965459677).

40340300323 is a wasteful number, since it uses less digits than its factorization.

40340300323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8813921.

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 40340300323 its reverse (32300304304), we get a palindrome (72640604627).

The spelling of 40340300323 in words is "forty billion, three hundred forty million, three hundred thousand, three hundred twenty-three".