126004749142 has 16 divisors (see below), whose sum is σ = 199926540000. Its totient is φ = 59437616832.

The previous prime is 126004749127. The next prime is 126004749191. The reversal of 126004749142 is 241947400621.

It is a junction number, because it is equal to n+sod(n) for n = 126004749095 and 126004749104.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 18758517 + ... + 18765232.

It is an arithmetic number, because the mean of its divisors is an integer number (12495408750).

Almost surely, 2^126004749142 is an apocalyptic number.

126004749142 is a deficient number, since it is larger than the sum of its proper divisors (73921790858).

126004749142 is a wasteful number, since it uses less digits than its factorization.

126004749142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37523847.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 126004749142 in words is "one hundred twenty-six billion, four million, seven hundred forty-nine thousand, one hundred forty-two".