983868867799211 has 4 divisors (see below), whose sum is σ = 983870293331424. Its totient is φ = 983867442267000.

The previous prime is 983868867799159. The next prime is 983868867799243. The reversal of 983868867799211 is 112997768868389.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-983868867799211 is a prime.

It is a super-2 number, since 2×983868867799211² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (983868867798211) 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, 711730340 + ... + 713111361.

It is an arithmetic number, because the mean of its divisors is an integer number (245967573332856).

Almost surely, 2^{983868867799211} is an apocalyptic number.

983868867799211 is a deficient number, since it is larger than the sum of its proper divisors (1425532213).

983868867799211 is a wasteful number, since it uses less digits than its factorization.

983868867799211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425532212.

The product of its digits is 31603654656, while the sum is 92.

The spelling of 983868867799211 in words is "nine hundred eighty-three trillion, eight hundred sixty-eight billion, eight hundred sixty-seven million, seven hundred ninety-nine thousand, two hundred eleven".