525374645108323 has 4 divisors (see below), whose sum is σ = 525380922894520. Its totient is φ = 525368367322128.

The previous prime is 525374645108303. The next prime is 525374645108347. The reversal of 525374645108323 is 323801546473525.

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-525374645108323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525374645108303) 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, 3138767565 + ... + 3138934942.

It is an arithmetic number, because the mean of its divisors is an integer number (131345230723630).

Almost surely, 2^{525374645108323} is an apocalyptic number.

525374645108323 is a deficient number, since it is larger than the sum of its proper divisors (6277786197).

525374645108323 is an equidigital number, since it uses as much as digits as its factorization.

525374645108323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6277786196.

The product of its (nonzero) digits is 72576000, while the sum is 58.

The spelling of 525374645108323 in words is "five hundred twenty-five trillion, three hundred seventy-four billion, six hundred forty-five million, one hundred eight thousand, three hundred twenty-three".