325526261497 has 4 divisors (see below), whose sum is σ = 325530131956. Its totient is φ = 325522391040.

The previous prime is 325526261483. The next prime is 325526261509. The reversal of 325526261497 is 794162625523.

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

It can be written as a sum of positive squares in 2 ways, for example, as 84488467561 + 241037793936 = 290669^2 + 490956^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325526261497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325526261407) 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, 1806204 + ... + 1978237.

It is an arithmetic number, because the mean of its divisors is an integer number (81382532989).

Almost surely, 2^325526261497 is an apocalyptic number.

It is an amenable number.

325526261497 is a deficient number, since it is larger than the sum of its proper divisors (3870459).

325526261497 is an equidigital number, since it uses as much as digits as its factorization.

325526261497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3870458.

The product of its digits is 5443200, while the sum is 52.

The spelling of 325526261497 in words is "three hundred twenty-five billion, five hundred twenty-six million, two hundred sixty-one thousand, four hundred ninety-seven".