623545545326 has 16 divisors (see below), whose sum is σ = 1020471516288. Its totient is φ = 283395276600.

The previous prime is 623545545221. The next prime is 623545545367.

It is a happy number.

623545545326 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1540640 + ... + 1902803.

It is an arithmetic number, because the mean of its divisors is an integer number (63779469768).

Almost surely, 2^623545545326 is an apocalyptic number.

623545545326 is a deficient number, since it is larger than the sum of its proper divisors (396925970962).

623545545326 is a wasteful number, since it uses less digits than its factorization.

623545545326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451687.

The product of its digits is 12960000, while the sum is 50.

The spelling of 623545545326 in words is "six hundred twenty-three billion, five hundred forty-five million, five hundred forty-five thousand, three hundred twenty-six".