122646402067 has 16 divisors (see below), whose sum is σ = 148025194240. Its totient is φ = 99268128288.

The previous prime is 122646402017. The next prime is 122646402077. The reversal of 122646402067 is 760204646221.

It is a de Polignac number, because none of the positive numbers 2^k-122646402067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122646402017) 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 15 ways as a sum of consecutive naturals, for example, 1461048 + ... + 1542709.

It is an arithmetic number, because the mean of its divisors is an integer number (9251574640).

Almost surely, 2^122646402067 is an apocalyptic number.

122646402067 is a deficient number, since it is larger than the sum of its proper divisors (25378792173).

122646402067 is a wasteful number, since it uses less digits than its factorization.

122646402067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3004090.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 122646402067 in words is "one hundred twenty-two billion, six hundred forty-six million, four hundred two thousand, sixty-seven".