13225161635 has 8 divisors (see below), whose sum is σ = 18137364576. Its totient is φ = 9068682240.

The previous prime is 13225161583. The next prime is 13225161659. The reversal of 13225161635 is 53616152231.

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

It is not a de Polignac number, because 13225161635 - 2¹⁶ = 13225096099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 377861761 = 13225161635 / (1 + 3 + 2 + 2 + 5 + 1 + 6 + 1 + 6 + 3 + 5).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13225161595 and 13225161604.

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, 188930846 + ... + 188930915.

It is an arithmetic number, because the mean of its divisors is an integer number (2267170572).

Almost surely, 2^13225161635 is an apocalyptic number.

13225161635 is a deficient number, since it is larger than the sum of its proper divisors (4912202941).

13225161635 is an equidigital number, since it uses as much as digits as its factorization.

13225161635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377861773.

The product of its digits is 32400, while the sum is 35.

The spelling of 13225161635 in words is "thirteen billion, two hundred twenty-five million, one hundred sixty-one thousand, six hundred thirty-five".