201852919050 has 48 divisors (see below), whose sum is σ = 502107735072. Its totient is φ = 53664811200.

The previous prime is 201852919013. The next prime is 201852919129. The reversal of 201852919050 is 50919258102.

It is a junction number, because it is equal to n+sod(n) for n = 201852918993 and 201852919011.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1983109 + ... + 2082408.

It is an arithmetic number, because the mean of its divisors is an integer number (10460577814).

Almost surely, 2^201852919050 is an apocalyptic number.

201852919050 is an abundant number, since it is smaller than the sum of its proper divisors (300254816022).

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

201852919050 is a wasteful number, since it uses less digits than its factorization.

201852919050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4065863 (or 4065858 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 42.

The spelling of 201852919050 in words is "two hundred one billion, eight hundred fifty-two million, nine hundred nineteen thousand, fifty".