52435717834523 has 4 divisors (see below), whose sum is σ = 52521257342208. Its totient is φ = 52350178326840.

The previous prime is 52435717834501. The next prime is 52435717834553. The reversal of 52435717834523 is 32543871753425.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52435717834523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52435717834553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42769752923 + ... + 42769754148.

It is an arithmetic number, because the mean of its divisors is an integer number (13130314335552).

Almost surely, 2^{52435717834523} is an apocalyptic number.

52435717834523 is a deficient number, since it is larger than the sum of its proper divisors (85539507685).

52435717834523 is an equidigital number, since it uses as much as digits as its factorization.

52435717834523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85539507684.

The product of its digits is 84672000, while the sum is 59.

The spelling of 52435717834523 in words is "fifty-two trillion, four hundred thirty-five billion, seven hundred seventeen million, eight hundred thirty-four thousand, five hundred twenty-three".