525372072426163 has 4 divisors (see below), whose sum is σ = 528094207516648. Its totient is φ = 522649937335680.

The previous prime is 525372072426139. The next prime is 525372072426247. The reversal of 525372072426163 is 361624270273525.

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-525372072426163 is a prime.

It is a super-2 number, since 2×525372072426163² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525372072426133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1361067544953 + ... + 1361067545338.

It is an arithmetic number, because the mean of its divisors is an integer number (132023551879162).

Almost surely, 2^{525372072426163} is an apocalyptic number.

525372072426163 is a deficient number, since it is larger than the sum of its proper divisors (2722135090485).

525372072426163 is a wasteful number, since it uses less digits than its factorization.

525372072426163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2722135090484.

The product of its (nonzero) digits is 25401600, while the sum is 55.

The spelling of 525372072426163 in words is "five hundred twenty-five trillion, three hundred seventy-two billion, seventy-two million, four hundred twenty-six thousand, one hundred sixty-three".