118523836447 has 8 divisors (see below), whose sum is σ = 125924673600. Its totient is φ = 111343919904.

The previous prime is 118523836399. The next prime is 118523836481. The reversal of 118523836447 is 744638325811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 118523836447 - 2¹¹ = 118523834399 is a prime.

It is a super-2 number, since 2×118523836447² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 118523836394 and 118523836403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118523836247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55229047 + ... + 55231192.

It is an arithmetic number, because the mean of its divisors is an integer number (15740584200).

Almost surely, 2^118523836447 is an apocalyptic number.

118523836447 is a deficient number, since it is larger than the sum of its proper divisors (7400837153).

118523836447 is a wasteful number, since it uses less digits than its factorization.

118523836447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110460305.

The product of its digits is 3870720, while the sum is 52.

The spelling of 118523836447 in words is "one hundred eighteen billion, five hundred twenty-three million, eight hundred thirty-six thousand, four hundred forty-seven".