122452067148378 has 128 divisors (see below), whose sum is σ = 292659610014720. Its totient is φ = 33717238840320.

The previous prime is 122452067148373. The next prime is 122452067148379. The reversal of 122452067148378 is 873841760254221.

It is not an unprimeable number, because it can be changed into a prime (122452067148373) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 477627301 + ... + 477883607.

It is an arithmetic number, because the mean of its divisors is an integer number (2286403203240).

Almost surely, 2^{122452067148378} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122452067148378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146329805007360).

122452067148378 is an abundant number, since it is smaller than the sum of its proper divisors (170207542866342).

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

122452067148378 is a wasteful number, since it uses less digits than its factorization.

122452067148378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271052.

The product of its (nonzero) digits is 36126720, while the sum is 60.

The spelling of 122452067148378 in words is "one hundred twenty-two trillion, four hundred fifty-two billion, sixty-seven million, one hundred forty-eight thousand, three hundred seventy-eight".