124489522242 has 90 divisors (see below), whose sum is σ = 294604890723. Its totient is φ = 39285535896.

The previous prime is 124489522237. The next prime is 124489522259. The reversal of 124489522242 is 242225984421.

It is a happy number.

124489522242 is a `hidden beast` number, since 1 + 2 + 4 + 4 + 89 + 522 + 2 + 42 = 666.

It can be written as a sum of positive squares in only one way, i.e., 62244761121 + 62244761121 = 249489^2 + 249489^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=249489.

It is a super-2 number, since 2×124489522242² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 85324509 + ... + 85325967.

Almost surely, 2^124489522242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124489522242

124489522242 is an abundant number, since it is smaller than the sum of its proper divisors (170115368481).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124489522242 is an frugal number, since it uses more digits than its factorization.

124489522242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2970 (or 1483 counting only the distinct ones).

The product of its digits is 737280, while the sum is 45.

The spelling of 124489522242 in words is "one hundred twenty-four billion, four hundred eighty-nine million, five hundred twenty-two thousand, two hundred forty-two".