20052200025240 has 32 divisors (see below), whose sum is σ = 60156600076080. Its totient is φ = 5347253340032.

The previous prime is 20052200025203. The next prime is 20052200025251. The reversal of 20052200025240 is 4252000225002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 20052200025240.

It is a congruent number.

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, 83550833319 + ... + 83550833558.

Almost surely, 2^{20052200025240} is an apocalyptic number.

20052200025240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20052200025240 is an abundant number, since it is smaller than the sum of its proper divisors (40104400050840).

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

20052200025240 is a wasteful number, since it uses less digits than its factorization.

20052200025240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167101666891 (or 167101666887 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The spelling of 20052200025240 in words is "twenty trillion, fifty-two billion, two hundred million, twenty-five thousand, two hundred forty".