325631869435 has 4 divisors (see below), whose sum is σ = 390758243328. Its totient is φ = 260505495544.

The previous prime is 325631869429. The next prime is 325631869447. The reversal of 325631869435 is 534968136523.

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

It is a cyclic number.

It is not a de Polignac number, because 325631869435 - 2³ = 325631869427 is a prime.

It is a super-2 number, since 2×325631869435² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32563186939 + ... + 32563186948.

It is an arithmetic number, because the mean of its divisors is an integer number (97689560832).

Almost surely, 2^325631869435 is an apocalyptic number.

325631869435 is a deficient number, since it is larger than the sum of its proper divisors (65126373893).

325631869435 is an equidigital number, since it uses as much as digits as its factorization.

325631869435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65126373892.

The product of its digits is 13996800, while the sum is 55.

The spelling of 325631869435 in words is "three hundred twenty-five billion, six hundred thirty-one million, eight hundred sixty-nine thousand, four hundred thirty-five".