200399105677 has 4 divisors (see below), whose sum is σ = 200495130336. Its totient is φ = 200303081020.

The previous prime is 200399105671. The next prime is 200399105689. The reversal of 200399105677 is 776501993002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200399105677 - 2¹¹ = 200399103629 is a prime.

It is a super-2 number, since 2×200399105677² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200399105677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200399105671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48009199 + ... + 48013372.

It is an arithmetic number, because the mean of its divisors is an integer number (50123782584).

Almost surely, 2^200399105677 is an apocalyptic number.

It is an amenable number.

200399105677 is a deficient number, since it is larger than the sum of its proper divisors (96024659).

200399105677 is an equidigital number, since it uses as much as digits as its factorization.

200399105677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96024658.

The product of its (nonzero) digits is 714420, while the sum is 49.

The spelling of 200399105677 in words is "two hundred billion, three hundred ninety-nine million, one hundred five thousand, six hundred seventy-seven".