124545741646 has 16 divisors (see below), whose sum is σ = 198678508560. Its totient is φ = 58387150080.

The previous prime is 124545741643. The next prime is 124545741653. The reversal of 124545741646 is 646147545421.

124545741646 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 124545741646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124545741643) 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, 16890745 + ... + 16898116.

It is an arithmetic number, because the mean of its divisors is an integer number (12417406785).

Almost surely, 2^124545741646 is an apocalyptic number.

124545741646 is a deficient number, since it is larger than the sum of its proper divisors (74132766914).

124545741646 is a wasteful number, since it uses less digits than its factorization.

124545741646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33788979.

The product of its digits is 3225600, while the sum is 49.

The spelling of 124545741646 in words is "one hundred twenty-four billion, five hundred forty-five million, seven hundred forty-one thousand, six hundred forty-six".