40430311420323 has 16 divisors (see below), whose sum is σ = 58925576880000. Its totient is φ = 24454114385280.

The previous prime is 40430311420319. The next prime is 40430311420357. The reversal of 40430311420323 is 32302411303404.

It is a happy number.

It is not a de Polignac number, because 40430311420323 - 2² = 40430311420319 is a prime.

It is a super-2 number, since 2×40430311420323² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40430311420423) 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, 1227599718 + ... + 1227632651.

It is an arithmetic number, because the mean of its divisors is an integer number (3682848555000).

Almost surely, 2^{40430311420323} is an apocalyptic number.

40430311420323 is a deficient number, since it is larger than the sum of its proper divisors (18495265459677).

40430311420323 is a wasteful number, since it uses less digits than its factorization.

40430311420323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455232882.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 40430311420323 its reverse (32302411303404), we get a palindrome (72732722723727).

The spelling of 40430311420323 in words is "forty trillion, four hundred thirty billion, three hundred eleven million, four hundred twenty thousand, three hundred twenty-three".