124542611426 has 4 divisors (see below), whose sum is σ = 186813917142. Its totient is φ = 62271305712.

The previous prime is 124542611423. The next prime is 124542611477. The reversal of 124542611426 is 624116245421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 124045544401 + 497067025 = 352201^2 + 22295^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 124542611426.

It is not an unprimeable number, because it can be changed into a prime (124542611423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31135652855 + ... + 31135652858.

Almost surely, 2^124542611426 is an apocalyptic number.

124542611426 is a deficient number, since it is larger than the sum of its proper divisors (62271305716).

124542611426 is an equidigital number, since it uses as much as digits as its factorization.

124542611426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62271305715.

The product of its digits is 92160, while the sum is 38.

Adding to 124542611426 its reverse (624116245421), we get a palindrome (748658856847).

The spelling of 124542611426 in words is "one hundred twenty-four billion, five hundred forty-two million, six hundred eleven thousand, four hundred twenty-six".