2142564252522 has 16 divisors (see below), whose sum is σ = 4285172941920. Its totient is φ = 714180678032.

The previous prime is 2142564252469. The next prime is 2142564252607. The reversal of 2142564252522 is 2252524652412.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1207497 + ... + 2396492.

It is an arithmetic number, because the mean of its divisors is an integer number (267823308870).

Almost surely, 2^{2142564252522} is an apocalyptic number.

2142564252522 is an abundant number, since it is smaller than the sum of its proper divisors (2142608689398).

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

2142564252522 is a wasteful number, since it uses less digits than its factorization.

2142564252522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3703077.

The product of its digits is 768000, while the sum is 42.

The spelling of 2142564252522 in words is "two trillion, one hundred forty-two billion, five hundred sixty-four million, two hundred fifty-two thousand, five hundred twenty-two".