13873767645 has 8 divisors (see below), whose sum is σ = 22198028256. Its totient is φ = 7399342736.

The previous prime is 13873767587. The next prime is 13873767667. The reversal of 13873767645 is 54676737831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13873767645 - 2¹⁸ = 13873505501 is a prime.

It is a congruent number.

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, 462458907 + ... + 462458936.

It is an arithmetic number, because the mean of its divisors is an integer number (2774753532).

Almost surely, 2^13873767645 is an apocalyptic number.

13873767645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13873767645 is a deficient number, since it is larger than the sum of its proper divisors (8324260611).

13873767645 is an equidigital number, since it uses as much as digits as its factorization.

13873767645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924917851.

The product of its digits is 17781120, while the sum is 57.

The spelling of 13873767645 in words is "thirteen billion, eight hundred seventy-three million, seven hundred sixty-seven thousand, six hundred forty-five".