126256446142 has 8 divisors (see below), whose sum is σ = 189387961056. Its totient is φ = 63127125792.

The previous prime is 126256446139. The next prime is 126256446187. The reversal of 126256446142 is 241644652621.

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

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 3 ways as a sum of consecutive naturals, for example, 396358 + ... + 640009.

It is an arithmetic number, because the mean of its divisors is an integer number (23673495132).

Almost surely, 2^126256446142 is an apocalyptic number.

126256446142 is a deficient number, since it is larger than the sum of its proper divisors (63131514914).

126256446142 is a wasteful number, since it uses less digits than its factorization.

126256446142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097282.

The product of its digits is 552960, while the sum is 43.

The spelling of 126256446142 in words is "one hundred twenty-six billion, two hundred fifty-six million, four hundred forty-six thousand, one hundred forty-two".