13171904746 has 32 divisors (see below), whose sum is σ = 26528035968. Its totient is φ = 4737147840.

The previous prime is 13171904741. The next prime is 13171904747. The reversal of 13171904746 is 64740917131.

It is not an unprimeable number, because it can be changed into a prime (13171904741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3287685 + ... + 3291688.

It is an arithmetic number, because the mean of its divisors is an integer number (829001124).

Almost surely, 2^13171904746 is an apocalyptic number.

13171904746 is an abundant number, since it is smaller than the sum of its proper divisors (13356131222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13171904746 is a wasteful number, since it uses less digits than its factorization.

13171904746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6579406.

The product of its (nonzero) digits is 127008, while the sum is 43.

The spelling of 13171904746 in words is "thirteen billion, one hundred seventy-one million, nine hundred four thousand, seven hundred forty-six".