1249684912716 has 24 divisors (see below), whose sum is σ = 2916433766400. Its totient is φ = 416489879952.

The previous prime is 1249684912687. The next prime is 1249684912727. The reversal of 1249684912716 is 6172194869421.

It is a self number, because there is not a number n which added to its sum of digits gives 1249684912716.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8897116 + ... + 9036483.

It is an arithmetic number, because the mean of its divisors is an integer number (121518073600).

Almost surely, 2^{1249684912716} is an apocalyptic number.

It is an amenable number.

1249684912716 is an abundant number, since it is smaller than the sum of its proper divisors (1666748853684).

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

1249684912716 is a wasteful number, since it uses less digits than its factorization.

1249684912716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17939413 (or 17939411 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 60.

The spelling of 1249684912716 in words is "one trillion, two hundred forty-nine billion, six hundred eighty-four million, nine hundred twelve thousand, seven hundred sixteen".