1268370677715 has 64 divisors (see below), whose sum is σ = 2167344774144. Its totient is φ = 631868041728.

The previous prime is 1268370677711. The next prime is 1268370677779. The reversal of 1268370677715 is 5177760738621.

It is not a de Polignac number, because 1268370677715 - 2² = 1268370677711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1268370677711) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 127175469 + ... + 127185441.

It is an arithmetic number, because the mean of its divisors is an integer number (33864762096).

Almost surely, 2^{1268370677715} is an apocalyptic number.

1268370677715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1268370677715 is a deficient number, since it is larger than the sum of its proper divisors (898974096429).

1268370677715 is a wasteful number, since it uses less digits than its factorization.

1268370677715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18620.

The product of its (nonzero) digits is 20744640, while the sum is 60.

The spelling of 1268370677715 in words is "one trillion, two hundred sixty-eight billion, three hundred seventy million, six hundred seventy-seven thousand, seven hundred fifteen".