142422065212452 has 24 divisors (see below), whose sum is σ = 332318537144832. Its totient is φ = 47473966740000.

The previous prime is 142422065212381. The next prime is 142422065212459. The reversal of 142422065212452 is 254212560224241.

It is not an unprimeable number, because it can be changed into a prime (142422065212459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4694077 + ... + 17517947.

It is an arithmetic number, because the mean of its divisors is an integer number (13846605714368).

Almost surely, 2^{142422065212452} is an apocalyptic number.

142422065212452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142422065212452 is an abundant number, since it is smaller than the sum of its proper divisors (189896471932380).

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

142422065212452 is a wasteful number, since it uses less digits than its factorization.

142422065212452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13749379 (or 13749377 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 42.

The spelling of 142422065212452 in words is "one hundred forty-two trillion, four hundred twenty-two billion, sixty-five million, two hundred twelve thousand, four hundred fifty-two".