203946834086 has 4 divisors (see below), whose sum is σ = 305920251132. Its totient is φ = 101973417042.

The previous prime is 203946834067. The next prime is 203946834131. The reversal of 203946834086 is 680438649302.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×203946834086² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50986708520 + ... + 50986708523.

It is an arithmetic number, because the mean of its divisors is an integer number (76480062783).

Almost surely, 2^203946834086 is an apocalyptic number.

203946834086 is a deficient number, since it is larger than the sum of its proper divisors (101973417046).

203946834086 is a wasteful number, since it uses less digits than its factorization.

203946834086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101973417045.

The product of its (nonzero) digits is 5971968, while the sum is 53.

The spelling of 203946834086 in words is "two hundred three billion, nine hundred forty-six million, eight hundred thirty-four thousand, eighty-six".