202104401238 has 32 divisors (see below), whose sum is σ = 454531996800. Its totient is φ = 66556468008.

The previous prime is 202104401237. The next prime is 202104401249. The reversal of 202104401238 is 832104401202.

202104401238 is a `hidden beast` number, since 2 + 0 + 21 + 0 + 4 + 401 + 238 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202104401237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22541748 + ... + 22550711.

It is an arithmetic number, because the mean of its divisors is an integer number (14204124900).

Almost surely, 2^202104401238 is an apocalyptic number.

202104401238 is an abundant number, since it is smaller than the sum of its proper divisors (252427595562).

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

202104401238 is a wasteful number, since it uses less digits than its factorization.

202104401238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45092553 (or 45092547 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The spelling of 202104401238 in words is "two hundred two billion, one hundred four million, four hundred one thousand, two hundred thirty-eight".