20342245434150 has 24 divisors (see below), whose sum is σ = 50448768677064. Its totient is φ = 5424598782400.

The previous prime is 20342245434067. The next prime is 20342245434163. The reversal of 20342245434150 is 5143454224302.

It is a junction number, because it is equal to n+sod(n) for n = 20342245434099 and 20342245434108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67807484631 + ... + 67807484930.

It is an arithmetic number, because the mean of its divisors is an integer number (2102032028211).

Almost surely, 2^{20342245434150} is an apocalyptic number.

20342245434150 is an abundant number, since it is smaller than the sum of its proper divisors (30106523242914).

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

20342245434150 is a wasteful number, since it uses less digits than its factorization.

20342245434150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135614969576 (or 135614969571 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 39.

Adding to 20342245434150 its reverse (5143454224302), we get a palindrome (25485699658452).

The spelling of 20342245434150 in words is "twenty trillion, three hundred forty-two billion, two hundred forty-five million, four hundred thirty-four thousand, one hundred fifty".