325366076531 has 4 divisors (see below), whose sum is σ = 325507974192. Its totient is φ = 325224178872.

The previous prime is 325366076501. The next prime is 325366076591. The reversal of 325366076531 is 135670663523.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 135670663523 = 23 ⋅5898724501.

It is a cyclic number.

It is not a de Polignac number, because 325366076531 - 2⁶ = 325366076467 is a prime.

It is a super-3 number, since 3×325366076531³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325366076501) 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, 70945391 + ... + 70949976.

It is an arithmetic number, because the mean of its divisors is an integer number (81376993548).

Almost surely, 2^325366076531 is an apocalyptic number.

325366076531 is a deficient number, since it is larger than the sum of its proper divisors (141897661).

325366076531 is a wasteful number, since it uses less digits than its factorization.

325366076531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141897660.

The product of its (nonzero) digits is 2041200, while the sum is 47.

The spelling of 325366076531 in words is "three hundred twenty-five billion, three hundred sixty-six million, seventy-six thousand, five hundred thirty-one".