326055163254561 has 48 divisors (see below), whose sum is σ = 508414118808960. Its totient is φ = 200168171723520.

The previous prime is 326055163254553. The next prime is 326055163254607. The reversal of 326055163254561 is 165452361550623.

326055163254561 is a `hidden beast` number, since 3 + 2 + 6 + 0 + 5 + 5 + 1 + 6 + 32 + 545 + 61 = 666.

It is not a de Polignac number, because 326055163254561 - 2³ = 326055163254553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 326055163254498 and 326055163254507.

It is not an unprimeable number, because it can be changed into a prime (326055163254661) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 125935770 + ... + 128498748.

It is an arithmetic number, because the mean of its divisors is an integer number (10591960808520).

Almost surely, 2^{326055163254561} is an apocalyptic number.

It is an amenable number.

326055163254561 is a deficient number, since it is larger than the sum of its proper divisors (182358955554399).

326055163254561 is a wasteful number, since it uses less digits than its factorization.

326055163254561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565606 (or 2565603 counting only the distinct ones).

The product of its (nonzero) digits is 19440000, while the sum is 54.

The spelling of 326055163254561 in words is "three hundred twenty-six trillion, fifty-five billion, one hundred sixty-three million, two hundred fifty-four thousand, five hundred sixty-one".