13875355247601 has 4 divisors (see below), whose sum is σ = 18500473663472. Its totient is φ = 9250236831732.

The previous prime is 13875355247573. The next prime is 13875355247669. The reversal of 13875355247601 is 10674255357831.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 13875355247601 - 2¹¹ = 13875355245553 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13875355243601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2312559207931 + ... + 2312559207936.

It is an arithmetic number, because the mean of its divisors is an integer number (4625118415868).

Almost surely, 2^{13875355247601} is an apocalyptic number.

It is an amenable number.

13875355247601 is a deficient number, since it is larger than the sum of its proper divisors (4625118415871).

13875355247601 is an equidigital number, since it uses as much as digits as its factorization.

13875355247601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4625118415870.

The product of its (nonzero) digits is 21168000, while the sum is 57.

The spelling of 13875355247601 in words is "thirteen trillion, eight hundred seventy-five billion, three hundred fifty-five million, two hundred forty-seven thousand, six hundred one".