623701441756222 has 4 divisors (see below), whose sum is σ = 935552162634336. Its totient is φ = 311850720878110.

The previous prime is 623701441756199. The next prime is 623701441756241. The reversal of 623701441756222 is 222657144107326.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 623701441756222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155925360439054 + ... + 155925360439057.

It is an arithmetic number, because the mean of its divisors is an integer number (233888040658584).

Almost surely, 2^{623701441756222} is an apocalyptic number.

623701441756222 is a deficient number, since it is larger than the sum of its proper divisors (311850720878114).

623701441756222 is a wasteful number, since it uses less digits than its factorization.

623701441756222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311850720878113.

The product of its (nonzero) digits is 6773760, while the sum is 52.

The spelling of 623701441756222 in words is "six hundred twenty-three trillion, seven hundred one billion, four hundred forty-one million, seven hundred fifty-six thousand, two hundred twenty-two".