623206420305 has 32 divisors (see below), whose sum is σ = 1170376852224. Its totient is φ = 277194514176.

The previous prime is 623206420289. The next prime is 623206420351. The reversal of 623206420305 is 503024602326.

It is not a de Polignac number, because 623206420305 - 2⁴ = 623206420289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80202862 + ... + 80210631.

It is an arithmetic number, because the mean of its divisors is an integer number (36574276632).

Almost surely, 2^623206420305 is an apocalyptic number.

It is an amenable number.

623206420305 is a deficient number, since it is larger than the sum of its proper divisors (547170431919).

623206420305 is a wasteful number, since it uses less digits than its factorization.

623206420305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160413545.

The product of its (nonzero) digits is 51840, while the sum is 33.

The spelling of 623206420305 in words is "six hundred twenty-three billion, two hundred six million, four hundred twenty thousand, three hundred five".