636116141223452 has 96 divisors (see below), whose sum is σ = 1187345120512320. Its totient is φ = 298190070528000.

The previous prime is 636116141223347. The next prime is 636116141223533. The reversal of 636116141223452 is 254322141611636.

It is a junction number, because it is equal to n+sod(n) for n = 636116141223397 and 636116141223406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19554136427 + ... + 19554168957.

It is an arithmetic number, because the mean of its divisors is an integer number (12368178338670).

Almost surely, 2^{636116141223452} is an apocalyptic number.

It is an amenable number.

636116141223452 is a deficient number, since it is larger than the sum of its proper divisors (551228979288868).

636116141223452 is a wasteful number, since it uses less digits than its factorization.

636116141223452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36408 (or 36372 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 47.

The spelling of 636116141223452 in words is "six hundred thirty-six trillion, one hundred sixteen billion, one hundred forty-one million, two hundred twenty-three thousand, four hundred fifty-two".