4225025454642 has 20 divisors (see below), whose sum is σ = 9467186667246. Its totient is φ = 1408341818160.

The previous prime is 4225025454569. The next prime is 4225025454697. The reversal of 4225025454642 is 2464545205224.

4225025454642 is a `hidden beast` number, since 4 + 2 + 2 + 50 + 2 + 54 + 546 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3846936972321 + 378088482321 = 1961361^2 + 614889^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 13040201859 + ... + 13040202182.

Almost surely, 2^{4225025454642} is an apocalyptic number.

4225025454642 is an abundant number, since it is smaller than the sum of its proper divisors (5242161212604).

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

4225025454642 is a wasteful number, since it uses less digits than its factorization.

4225025454642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26080404055 (or 26080404046 counting only the distinct ones).

The product of its (nonzero) digits is 3072000, while the sum is 45.

The spelling of 4225025454642 in words is "four trillion, two hundred twenty-five billion, twenty-five million, four hundred fifty-four thousand, six hundred forty-two".