1248994308792 has 32 divisors (see below), whose sum is σ = 3286827129600. Its totient is φ = 394419255264.

The previous prime is 1248994308781. The next prime is 1248994308797. The reversal of 1248994308792 is 2978034998421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1248994308797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1369510848 + ... + 1369511759.

It is an arithmetic number, because the mean of its divisors is an integer number (102713347800).

Almost surely, 2^{1248994308792} is an apocalyptic number.

1248994308792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1248994308792 is an abundant number, since it is smaller than the sum of its proper divisors (2037832820808).

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

1248994308792 is a wasteful number, since it uses less digits than its factorization.

1248994308792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2739022635 (or 2739022631 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 66.

The spelling of 1248994308792 in words is "one trillion, two hundred forty-eight billion, nine hundred ninety-four million, three hundred eight thousand, seven hundred ninety-two".