1268480248936 has 8 divisors (see below), whose sum is σ = 2378400466770. Its totient is φ = 634240124464.

The previous prime is 1268480248907. The next prime is 1268480248967. The reversal of 1268480248936 is 6398420848621.

It can be written as a sum of positive squares in only one way, i.e., 878362584100 + 390117664836 = 937210^2 + 624594^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79280015551 + ... + 79280015566.

Almost surely, 2^{1268480248936} is an apocalyptic number.

It is an amenable number.

1268480248936 is a deficient number, since it is larger than the sum of its proper divisors (1109920217834).

1268480248936 is a wasteful number, since it uses less digits than its factorization.

1268480248936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158560031123 (or 158560031119 counting only the distinct ones).

The product of its (nonzero) digits is 31850496, while the sum is 61.

The spelling of 1268480248936 in words is "one trillion, two hundred sixty-eight billion, four hundred eighty million, two hundred forty-eight thousand, nine hundred thirty-six".