122147454016 has 105 divisors (see below), whose sum is σ = 285574503399. Its totient is φ = 51686264448.

The previous prime is 122147453999. The next prime is 122147454061. The reversal of 122147454016 is 610454741221.

The square root of 122147454016 is 349496.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 1546170265 + ... + 1546170343.

Almost surely, 2^122147454016 is an apocalyptic number.

122147454016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

122147454016 is the 349496-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122147454016

122147454016 is an abundant number, since it is smaller than the sum of its proper divisors (163427049383).

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

122147454016 is an frugal number, since it uses more digits than its factorization.

122147454016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 122147454016 in words is "one hundred twenty-two billion, one hundred forty-seven million, four hundred fifty-four thousand, sixteen".