622017121623 has 8 divisors (see below), whose sum is σ = 833938241136. Its totient is φ = 412387041600.

The previous prime is 622017121591. The next prime is 622017121711. The reversal of 622017121623 is 326121710226.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 622017121623 - 2⁵ = 622017121591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622017021623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572759238 + ... + 572760323.

It is an arithmetic number, because the mean of its divisors is an integer number (104242280142).

Almost surely, 2^622017121623 is an apocalyptic number.

622017121623 is a deficient number, since it is larger than the sum of its proper divisors (211921119513).

622017121623 is a wasteful number, since it uses less digits than its factorization.

622017121623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145519745.

The product of its (nonzero) digits is 12096, while the sum is 33.

Adding to 622017121623 its reverse (326121710226), we get a palindrome (948138831849).

The spelling of 622017121623 in words is "six hundred twenty-two billion, seventeen million, one hundred twenty-one thousand, six hundred twenty-three".