622731368818731 has 8 divisors (see below), whose sum is σ = 841682580686800. Its totient is φ = 409467201414912.

The previous prime is 622731368818687. The next prime is 622731368818733. The reversal of 622731368818731 is 137818863137226.

622731368818731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 622731368818731 - 2¹⁵ = 622731368785963 is a prime.

It is a super-2 number, since 2×622731368818731² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (622731368818733) 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, 1421761115806 + ... + 1421761116243.

It is an arithmetic number, because the mean of its divisors is an integer number (105210322585850).

Almost surely, 2^{622731368818731} is an apocalyptic number.

622731368818731 is a deficient number, since it is larger than the sum of its proper divisors (218951211868069).

622731368818731 is a wasteful number, since it uses less digits than its factorization.

622731368818731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2843522232125.

The product of its digits is 97542144, while the sum is 66.

The spelling of 622731368818731 in words is "six hundred twenty-two trillion, seven hundred thirty-one billion, three hundred sixty-eight million, eight hundred eighteen thousand, seven hundred thirty-one".