13825013887507 has 4 divisors (see below), whose sum is σ = 13825027351080. Its totient is φ = 13825000423936.

The previous prime is 13825013887481. The next prime is 13825013887513. The reversal of 13825013887507 is 70578831052831.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13825013887507 - 2³¹ = 13822866403859 is a prime.

It is a super-2 number, since 2×13825013887507² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13825013837507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5051758 + ... + 7291795.

It is an arithmetic number, because the mean of its divisors is an integer number (3456256837770).

Almost surely, 2^{13825013887507} is an apocalyptic number.

13825013887507 is a deficient number, since it is larger than the sum of its proper divisors (13463573).

13825013887507 is a wasteful number, since it uses less digits than its factorization.

13825013887507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13463572.

The product of its (nonzero) digits is 11289600, while the sum is 58.

The spelling of 13825013887507 in words is "thirteen trillion, eight hundred twenty-five billion, thirteen million, eight hundred eighty-seven thousand, five hundred seven".