622901172345 has 32 divisors (see below), whose sum is σ = 1002053783808. Its totient is φ = 330411180288.

The previous prime is 622901172343. The next prime is 622901172367. The reversal of 622901172345 is 543271109226.

It is a happy number.

It is not a de Polignac number, because 622901172345 - 2¹ = 622901172343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 622901172297 and 622901172306.

It is not an unprimeable number, because it can be changed into a prime (622901172343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8702292 + ... + 8773578.

It is an arithmetic number, because the mean of its divisors is an integer number (31314180744).

Almost surely, 2^622901172345 is an apocalyptic number.

It is an amenable number.

622901172345 is a deficient number, since it is larger than the sum of its proper divisors (379152611463).

622901172345 is a wasteful number, since it uses less digits than its factorization.

622901172345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74449.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 622901172345 in words is "six hundred twenty-two billion, nine hundred one million, one hundred seventy-two thousand, three hundred forty-five".