124340045305 has 96 divisors (see below), whose sum is σ = 183530551680. Its totient is φ = 80540006400.

The previous prime is 124340045251. The next prime is 124340045363. The reversal of 124340045305 is 503540043421.

It is not a de Polignac number, because 124340045305 - 2¹³ = 124340037113 is a prime.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 44389905 + ... + 44392705.

It is an arithmetic number, because the mean of its divisors is an integer number (1911776580).

Almost surely, 2^124340045305 is an apocalyptic number.

It is an amenable number.

124340045305 is a deficient number, since it is larger than the sum of its proper divisors (59190506375).

124340045305 is a wasteful number, since it uses less digits than its factorization.

124340045305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2999 (or 2992 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 124340045305 its reverse (503540043421), we get a palindrome (627880088726).

The spelling of 124340045305 in words is "one hundred twenty-four billion, three hundred forty million, forty-five thousand, three hundred five".