325151520162523 has 4 divisors (see below), whose sum is σ = 325584478246048. Its totient is φ = 324718562079000.

The previous prime is 325151520162479. The next prime is 325151520162563. The reversal of 325151520162523 is 325261025151523.

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-325151520162523 is a prime.

It is a super-2 number, since 2×325151520162523² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 325151520162523.

It is not an unprimeable number, because it can be changed into a prime (325151520162563) 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, 216479040636 + ... + 216479042137.

It is an arithmetic number, because the mean of its divisors is an integer number (81396119561512).

Almost surely, 2^{325151520162523} is an apocalyptic number.

325151520162523 is a deficient number, since it is larger than the sum of its proper divisors (432958083525).

325151520162523 is an equidigital number, since it uses as much as digits as its factorization.

325151520162523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432958083524.

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 325151520162523 in words is "three hundred twenty-five trillion, one hundred fifty-one billion, five hundred twenty million, one hundred sixty-two thousand, five hundred twenty-three".