126461253632 has 48 divisors (see below), whose sum is σ = 288983756880. Its totient is φ = 54197673984.

The previous prime is 126461253619. The next prime is 126461253719. The reversal of 126461253632 is 236352164621.

126461253632 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 126461253632.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4396283 + ... + 4424954.

It is an arithmetic number, because the mean of its divisors is an integer number (6020494935).

Almost surely, 2^126461253632 is an apocalyptic number.

It is an amenable number.

126461253632 is an abundant number, since it is smaller than the sum of its proper divisors (162522503248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126461253632 is an frugal number, since it uses more digits than its factorization.

126461253632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8821266 (or 8821246 counting only the distinct ones).

The product of its digits is 311040, while the sum is 41.

The spelling of 126461253632 in words is "one hundred twenty-six billion, four hundred sixty-one million, two hundred fifty-three thousand, six hundred thirty-two".