636334120140413 has 16 divisors (see below), whose sum is σ = 678839132229120. Its totient is φ = 594399993504000.

The previous prime is 636334120140403. The next prime is 636334120140427. The reversal of 636334120140413 is 314041021433636.

It is a cyclic number.

It is not a de Polignac number, because 636334120140413 - 2³² = 636329825173117 is a prime.

It is a super-2 number, since 2×636334120140413² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (636334120140403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108916133 + ... + 114609738.

It is an arithmetic number, because the mean of its divisors is an integer number (42427445764320).

Almost surely, 2^{636334120140413} is an apocalyptic number.

It is an amenable number.

636334120140413 is a deficient number, since it is larger than the sum of its proper divisors (42505012088707).

636334120140413 is a wasteful number, since it uses less digits than its factorization.

636334120140413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223527148.

The product of its (nonzero) digits is 373248, while the sum is 41.

The spelling of 636334120140413 in words is "six hundred thirty-six trillion, three hundred thirty-four billion, one hundred twenty million, one hundred forty thousand, four hundred thirteen".