1236455982048 has 96 divisors (see below), whose sum is σ = 3785069433600. Its totient is φ = 353273128320.

The previous prime is 1236455982007. The next prime is 1236455982061. The reversal of 1236455982048 is 8402895546321.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18742218 + ... + 18808073.

It is an arithmetic number, because the mean of its divisors is an integer number (39427806600).

Almost surely, 2^{1236455982048} is an apocalyptic number.

It is an amenable number.

1236455982048 is an abundant number, since it is smaller than the sum of its proper divisors (2548613451552).

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

1236455982048 is an equidigital number, since it uses as much as digits as its factorization.

1236455982048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37550325 (or 37550303 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 57.

The spelling of 1236455982048 in words is "one trillion, two hundred thirty-six billion, four hundred fifty-five million, nine hundred eighty-two thousand, forty-eight".