13425420327 has 32 divisors (see below), whose sum is σ = 20108473344. Its totient is φ = 7963387520.

The previous prime is 13425420299. The next prime is 13425420331. The reversal of 13425420327 is 72302452431.

It is not a de Polignac number, because 13425420327 - 2¹² = 13425416231 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13425420347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151903 + ... + 223439.

It is an arithmetic number, because the mean of its divisors is an integer number (628389792).

Almost surely, 2^13425420327 is an apocalyptic number.

13425420327 is a deficient number, since it is larger than the sum of its proper divisors (6683053017).

13425420327 is an equidigital number, since it uses as much as digits as its factorization.

13425420327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71620 (or 71598 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

Adding to 13425420327 its reverse (72302452431), we get a palindrome (85727872758).

The spelling of 13425420327 in words is "thirteen billion, four hundred twenty-five million, four hundred twenty thousand, three hundred twenty-seven".