122461481665 has 8 divisors (see below), whose sum is σ = 146982971520. Its totient is φ = 97949722992.

The previous prime is 122461481663. The next prime is 122461481669. The reversal of 122461481665 is 566184164221.

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

It is a cyclic number.

It is not a de Polignac number, because 122461481665 - 2¹ = 122461481663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122461481663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2405079 + ... + 2455468.

It is an arithmetic number, because the mean of its divisors is an integer number (18372871440).

Almost surely, 2^122461481665 is an apocalyptic number.

It is an amenable number.

122461481665 is a deficient number, since it is larger than the sum of its proper divisors (24521489855).

122461481665 is an equidigital number, since it uses as much as digits as its factorization.

122461481665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4865591.

The product of its digits is 552960, while the sum is 46.

The spelling of 122461481665 in words is "one hundred twenty-two billion, four hundred sixty-one million, four hundred eighty-one thousand, six hundred sixty-five".