124536645441 has 12 divisors (see below), whose sum is σ = 193723670868. Its totient is φ = 76637935584.

The previous prime is 124536645419. The next prime is 124536645469. The reversal of 124536645441 is 144546635421.

124536645441 is a `hidden beast` number, since 1 + 2 + 4 + 536 + 64 + 54 + 4 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 60870758400 + 63665887041 = 246720^2 + 252321^2 .

It is not a de Polignac number, because 124536645441 - 2⁷ = 124536645313 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (124536641441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 532207770 + ... + 532208003.

It is an arithmetic number, because the mean of its divisors is an integer number (16143639239).

Almost surely, 2^124536645441 is an apocalyptic number.

It is an amenable number.

124536645441 is a deficient number, since it is larger than the sum of its proper divisors (69187025427).

124536645441 is a wasteful number, since it uses less digits than its factorization.

124536645441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064415792 (or 1064415789 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 45.

The spelling of 124536645441 in words is "one hundred twenty-four billion, five hundred thirty-six million, six hundred forty-five thousand, four hundred forty-one".