1301663778914 has 16 divisors (see below), whose sum is σ = 1987174866240. Its totient is φ = 639300878160.

The previous prime is 1301663778913. The next prime is 1301663778953. The reversal of 1301663778914 is 4198773661031.

It is a self number, because there is not a number n which added to its sum of digits gives 1301663778914.

It is not an unprimeable number, because it can be changed into a prime (1301663778913) 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, 7089284 + ... + 7270575.

It is an arithmetic number, because the mean of its divisors is an integer number (124198429140).

Almost surely, 2^{1301663778914} is an apocalyptic number.

1301663778914 is a deficient number, since it is larger than the sum of its proper divisors (685511087326).

1301663778914 is a wasteful number, since it uses less digits than its factorization.

1301663778914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14360665.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 1301663778914 in words is "one trillion, three hundred one billion, six hundred sixty-three million, seven hundred seventy-eight thousand, nine hundred fourteen".