1123866836365 has 192 divisors, whose sum is σ = 1803621980160. Its totient is φ = 665237422080.

The previous prime is 1123866836333. The next prime is 1123866836377. The reversal of 1123866836365 is 5636386683211.

It is not a de Polignac number, because 1123866836365 - 2⁵ = 1123866836333 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 411822321 + ... + 411825049.

It is an arithmetic number, because the mean of its divisors is an integer number (9393864480).

Almost surely, 2^{1123866836365} is an apocalyptic number.

It is an amenable number.

1123866836365 is a deficient number, since it is larger than the sum of its proper divisors (679755143795).

1123866836365 is a wasteful number, since it uses less digits than its factorization.

1123866836365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2932 (or 2925 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 58.

The spelling of 1123866836365 in words is "one trillion, one hundred twenty-three billion, eight hundred sixty-six million, eight hundred thirty-six thousand, three hundred sixty-five".