126842490928 has 20 divisors (see below), whose sum is σ = 245803660168. Its totient is φ = 63409288320.

The previous prime is 126842490923. The next prime is 126842491007. The reversal of 126842490928 is 829094248621.

It is not an unprimeable number, because it can be changed into a prime (126842490923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 659493 + ... + 829828.

Almost surely, 2^126842490928 is an apocalyptic number.

It is an amenable number.

126842490928 is a deficient number, since it is larger than the sum of its proper divisors (118961169240).

126842490928 is a wasteful number, since it uses less digits than its factorization.

126842490928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494652 (or 1494646 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 55.

The spelling of 126842490928 in words is "one hundred twenty-six billion, eight hundred forty-two million, four hundred ninety thousand, nine hundred twenty-eight".