523040021316611 has 8 divisors (see below), whose sum is σ = 523309094031360. Its totient is φ = 522770980274568.

The previous prime is 523040021316511. The next prime is 523040021316641. The reversal of 523040021316611 is 116613120040325.

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-523040021316611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523040021316641) 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, 25153640 + ... + 40972986.

It is an arithmetic number, because the mean of its divisors is an integer number (65413636753920).

Almost surely, 2^{523040021316611} is an apocalyptic number.

523040021316611 is a deficient number, since it is larger than the sum of its proper divisors (269072714749).

523040021316611 is a wasteful number, since it uses less digits than its factorization.

523040021316611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15836353.

The product of its (nonzero) digits is 25920, while the sum is 35.

Adding to 523040021316611 its reverse (116613120040325), we get a palindrome (639653141356936).

The spelling of 523040021316611 in words is "five hundred twenty-three trillion, forty billion, twenty-one million, three hundred sixteen thousand, six hundred eleven".