325861883851 has 4 divisors (see below), whose sum is σ = 372413581552. Its totient is φ = 279310186152.

The previous prime is 325861883849. The next prime is 325861883861. The reversal of 325861883851 is 158388168523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 158388168523 = 13 ⋅12183705271.

It is a cyclic number.

It is not a de Polignac number, because 325861883851 - 2¹ = 325861883849 is a prime.

It is a super-2 number, since 2×325861883851² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325861883821) 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, 23275848840 + ... + 23275848853.

It is an arithmetic number, because the mean of its divisors is an integer number (93103395388).

Almost surely, 2^325861883851 is an apocalyptic number.

325861883851 is a deficient number, since it is larger than the sum of its proper divisors (46551697701).

325861883851 is an equidigital number, since it uses as much as digits as its factorization.

325861883851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46551697700.

The product of its digits is 11059200, while the sum is 58.

The spelling of 325861883851 in words is "three hundred twenty-five billion, eight hundred sixty-one million, eight hundred eighty-three thousand, eight hundred fifty-one".