20205452620350 has 240 divisors, whose sum is σ = 57159969094800. Its totient is φ = 5290562373120.

The previous prime is 20205452620343. The next prime is 20205452620363. The reversal of 20205452620350 is 5302625450202.

20205452620350 is a `hidden beast` number, since 2 + 0 + 2 + 0 + 5 + 45 + 262 + 0 + 350 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 204730816 + ... + 204829484.

It is an arithmetic number, because the mean of its divisors is an integer number (238166537895).

Almost surely, 2^{20205452620350} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20205452620350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28579984547400).

20205452620350 is an abundant number, since it is smaller than the sum of its proper divisors (36954516474450).

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

20205452620350 is a wasteful number, since it uses less digits than its factorization.

20205452620350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99609 (or 99595 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 20205452620350 in words is "twenty trillion, two hundred five billion, four hundred fifty-two million, six hundred twenty thousand, three hundred fifty".