622616213220091 has 4 divisors (see below), whose sum is σ = 637801974518184. Its totient is φ = 607430451922000.

The previous prime is 622616213220073. The next prime is 622616213220109. The reversal of 622616213220091 is 190022312616226.

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

It is an interprime number because it is at equal distance from previous prime (622616213220073) and next prime (622616213220109).

It is a cyclic number.

It is not a de Polignac number, because 622616213220091 - 2¹⁷ = 622616213089019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (622616213220011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7592880648985 + ... + 7592880649066.

It is an arithmetic number, because the mean of its divisors is an integer number (159450493629546).

Almost surely, 2^{622616213220091} is an apocalyptic number.

622616213220091 is a deficient number, since it is larger than the sum of its proper divisors (15185761298093).

622616213220091 is a wasteful number, since it uses less digits than its factorization.

622616213220091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15185761298092.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 622616213220091 in words is "six hundred twenty-two trillion, six hundred sixteen billion, two hundred thirteen million, two hundred twenty thousand, ninety-one".