326106121601623 has 24 divisors (see below), whose sum is σ = 367066007661584. Its totient is φ = 289342425335040.

The previous prime is 326106121601591. The next prime is 326106121601633.

326106121601623 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 326106121601623 - 2⁵ = 326106121601591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326106121601633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17413836 + ... + 30910417.

Almost surely, 2^{326106121601623} is an apocalyptic number.

326106121601623 is a deficient number, since it is larger than the sum of its proper divisors (40959886059961).

326106121601623 is a wasteful number, since it uses less digits than its factorization.

326106121601623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48325615 (or 48325604 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The spelling of 326106121601623 in words is "three hundred twenty-six trillion, one hundred six billion, one hundred twenty-one million, six hundred one thousand, six hundred twenty-three".