201868350398 has 32 divisors (see below), whose sum is σ = 355784214240. Its totient is φ = 84689487360.

The previous prime is 201868350373. The next prime is 201868350407. The reversal of 201868350398 is 893053868102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2525786 + ... + 2604482.

It is an arithmetic number, because the mean of its divisors is an integer number (11118256695).

Almost surely, 2^201868350398 is an apocalyptic number.

201868350398 is a deficient number, since it is larger than the sum of its proper divisors (153915863842).

201868350398 is a wasteful number, since it uses less digits than its factorization.

201868350398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87692.

The product of its (nonzero) digits is 2488320, while the sum is 53.

The spelling of 201868350398 in words is "two hundred one billion, eight hundred sixty-eight million, three hundred fifty thousand, three hundred ninety-eight".