122671715621616 has 60 divisors (see below), whose sum is σ = 392354772983472. Its totient is φ = 35049061605888.

The previous prime is 122671715621591. The next prime is 122671715621633. The reversal of 122671715621616 is 616126517176221.

122671715621616 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 7 + 1 + 7 + 1 + 5 + 621 + 6 + 1 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 60849064281 + ... + 60849066296.

Almost surely, 2^{122671715621616} is an apocalyptic number.

122671715621616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122671715621616 is an abundant number, since it is smaller than the sum of its proper divisors (269683057361856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122671715621616 is a wasteful number, since it uses less digits than its factorization.

122671715621616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121698130598 (or 121698130589 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 54.

The spelling of 122671715621616 in words is "one hundred twenty-two trillion, six hundred seventy-one billion, seven hundred fifteen million, six hundred twenty-one thousand, six hundred sixteen".