42022950025 has 27 divisors (see below), whose sum is σ = 60626312469. Its totient is φ = 28810817280.

The previous prime is 42022950007. The next prime is 42022950031. The reversal of 42022950025 is 52005922024.

The square root of 42022950025 is 204995.

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

It can be written as a sum of positive squares in 4 ways, for example, as 6608226681 + 35414723344 = 81291^2 + 188188^2 .

It is not a de Polignac number, because 42022950025 - 2¹⁷ = 42022818953 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7171897 + ... + 7177753.

Almost surely, 2^42022950025 is an apocalyptic number.

42022950025 is the 204995-th square number.

42022950025 is the 102498-th centered octagonal number.

It is an amenable number.

42022950025 is a deficient number, since it is larger than the sum of its proper divisors (18603362444).

42022950025 is an frugal number, since it uses more digits than its factorization.

42022950025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11738 (or 5869 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Multiplying 42022950025 by its product of nonzero digits (14400), we get a square (605130480360000 = 24599400²).

The spelling of 42022950025 in words is "forty-two billion, twenty-two million, nine hundred fifty thousand, twenty-five".