13625126632031 has 4 divisors (see below), whose sum is σ = 13640148823272. Its totient is φ = 13610104440792.

The previous prime is 13625126632027. The next prime is 13625126632079. The reversal of 13625126632031 is 13023662152631.

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 13625126632031 - 2² = 13625126632027 is a prime.

It is a super-2 number, since 2×13625126632031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13625126632031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13625126632081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7511094260 + ... + 7511096073.

It is an arithmetic number, because the mean of its divisors is an integer number (3410037205818).

Almost surely, 2^{13625126632031} is an apocalyptic number.

13625126632031 is a deficient number, since it is larger than the sum of its proper divisors (15022191241).

13625126632031 is an equidigital number, since it uses as much as digits as its factorization.

13625126632031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15022191240.

The product of its (nonzero) digits is 233280, while the sum is 41.

Adding to 13625126632031 its reverse (13023662152631), we get a palindrome (26648788784662).

The spelling of 13625126632031 in words is "thirteen trillion, six hundred twenty-five billion, one hundred twenty-six million, six hundred thirty-two thousand, thirty-one".