126402428536 has 8 divisors (see below), whose sum is σ = 237004553520. Its totient is φ = 63201214264.

The previous prime is 126402428533. The next prime is 126402428563. The reversal of 126402428536 is 635824204621.

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

It is a junction number, because it is equal to n+sod(n) for n = 126402428492 and 126402428501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126402428533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7900151776 + ... + 7900151791.

It is an arithmetic number, because the mean of its divisors is an integer number (29625569190).

Almost surely, 2^126402428536 is an apocalyptic number.

It is an amenable number.

126402428536 is a deficient number, since it is larger than the sum of its proper divisors (110602124984).

126402428536 is a wasteful number, since it uses less digits than its factorization.

126402428536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15800303573 (or 15800303569 counting only the distinct ones).

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

The spelling of 126402428536 in words is "one hundred twenty-six billion, four hundred two million, four hundred twenty-eight thousand, five hundred thirty-six".