20382881898252 has 24 divisors (see below), whose sum is σ = 47851837262656. Its totient is φ = 6752611180368.

The previous prime is 20382881898241. The next prime is 20382881898271. The reversal of 20382881898252 is 25289818828302.

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, 5210346178 + ... + 5210350089.

Almost surely, 2^{20382881898252} is an apocalyptic number.

It is an amenable number.

20382881898252 is an abundant number, since it is smaller than the sum of its proper divisors (27468955364404).

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

20382881898252 is a wasteful number, since it uses less digits than its factorization.

20382881898252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10420696437 (or 10420696435 counting only the distinct ones).

The product of its (nonzero) digits is 70778880, while the sum is 66.

The spelling of 20382881898252 in words is "twenty trillion, three hundred eighty-two billion, eight hundred eighty-one million, eight hundred ninety-eight thousand, two hundred fifty-two".