13173042651 has 8 divisors (see below), whose sum is σ = 17655063120. Its totient is φ = 8736525312.

The previous prime is 13173042599. The next prime is 13173042661. The reversal of 13173042651 is 15624037131.

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

It is not a de Polignac number, because 13173042651 - 2¹⁰ = 13173041627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13173042661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11375106 + ... + 11376263.

It is an arithmetic number, because the mean of its divisors is an integer number (2206882890).

Almost surely, 2^13173042651 is an apocalyptic number.

13173042651 is a deficient number, since it is larger than the sum of its proper divisors (4482020469).

13173042651 is a wasteful number, since it uses less digits than its factorization.

13173042651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22751565.

The product of its (nonzero) digits is 15120, while the sum is 33.

Adding to 13173042651 its reverse (15624037131), we get a palindrome (28797079782).

The spelling of 13173042651 in words is "thirteen billion, one hundred seventy-three million, forty-two thousand, six hundred fifty-one".