126427129432 has 8 divisors (see below), whose sum is σ = 237050867700. Its totient is φ = 63213564712.

The previous prime is 126427129429. The next prime is 126427129453. The reversal of 126427129432 is 234921724621.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7901695582 + ... + 7901695597.

Almost surely, 2^126427129432 is an apocalyptic number.

It is an amenable number.

126427129432 is a deficient number, since it is larger than the sum of its proper divisors (110623738268).

126427129432 is a wasteful number, since it uses less digits than its factorization.

126427129432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15803391185 (or 15803391181 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The spelling of 126427129432 in words is "one hundred twenty-six billion, four hundred twenty-seven million, one hundred twenty-nine thousand, four hundred thirty-two".