124180126442 has 8 divisors (see below), whose sum is σ = 186584306436. Its totient is φ = 61985357632.

The previous prime is 124180126429. The next prime is 124180126453. The reversal of 124180126442 is 244621081421.

It can be written as a sum of positive squares in 2 ways, for example, as 114879645721 + 9300480721 = 338939^2 + 96439^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×124180126442² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52351313 + ... + 52353684.

Almost surely, 2^124180126442 is an apocalyptic number.

124180126442 is a deficient number, since it is larger than the sum of its proper divisors (62404179994).

124180126442 is a wasteful number, since it uses less digits than its factorization.

124180126442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104705592.

The product of its (nonzero) digits is 24576, while the sum is 35.

The spelling of 124180126442 in words is "one hundred twenty-four billion, one hundred eighty million, one hundred twenty-six thousand, four hundred forty-two".