200492726238 has 96 divisors (see below), whose sum is σ = 515738695680. Its totient is φ = 55082514240.

The previous prime is 200492726221. The next prime is 200492726251. The reversal of 200492726238 is 832627294002.

200492726238 is a `hidden beast` number, since 2 + 0 + 0 + 492 + 72 + 62 + 38 = 666.

It is a super-2 number, since 2×200492726238² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200492726193 and 200492726202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 449773 + ... + 776711.

It is an arithmetic number, because the mean of its divisors is an integer number (5372278080).

Almost surely, 2^200492726238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200492726238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257869347840).

200492726238 is an abundant number, since it is smaller than the sum of its proper divisors (315245969442).

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

200492726238 is a wasteful number, since it uses less digits than its factorization.

200492726238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327142 (or 327139 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 200492726238 in words is "two hundred billion, four hundred ninety-two million, seven hundred twenty-six thousand, two hundred thirty-eight".