40330306505231 has 8 divisors (see below), whose sum is σ = 41631400624128. Its totient is φ = 39029219667000.

The previous prime is 40330306505221. The next prime is 40330306505263. The reversal of 40330306505231 is 13250560303304.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40330306505231 is a prime.

It is a super-2 number, since 2×40330306505231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40330306505191 and 40330306505200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40330306505221) 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, 10833746 + ... + 14072336.

It is an arithmetic number, because the mean of its divisors is an integer number (5203925078016).

Almost surely, 2^{40330306505231} is an apocalyptic number.

40330306505231 is a deficient number, since it is larger than the sum of its proper divisors (1301094118897).

40330306505231 is a wasteful number, since it uses less digits than its factorization.

40330306505231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3640333.

The product of its (nonzero) digits is 97200, while the sum is 35.

Adding to 40330306505231 its reverse (13250560303304), we get a palindrome (53580866808535).

The spelling of 40330306505231 in words is "forty trillion, three hundred thirty billion, three hundred six million, five hundred five thousand, two hundred thirty-one".