1366625722014 has 40 divisors (see below), whose sum is σ = 3499718783088. Its totient is φ = 390464491680.

The previous prime is 1366625721991. The next prime is 1366625722031. The reversal of 1366625722014 is 4102275266631.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 602567527 + ... + 602569794.

Almost surely, 2^{1366625722014} is an apocalyptic number.

1366625722014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1366625722014 is an abundant number, since it is smaller than the sum of its proper divisors (2133093061074).

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

1366625722014 is a wasteful number, since it uses less digits than its factorization.

1366625722014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205137342 (or 1205137333 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 1366625722014 in words is "one trillion, three hundred sixty-six billion, six hundred twenty-five million, seven hundred twenty-two thousand, fourteen".