13173578048 has 112 divisors (see below), whose sum is σ = 27559284480. Its totient is φ = 6239514624.

The previous prime is 13173578017. The next prime is 13173578057. The reversal of 13173578048 is 84087537131.

It is a junction number, because it is equal to n+sod(n) for n = 13173577993 and 13173578011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26189765 + ... + 26190267.

It is an arithmetic number, because the mean of its divisors is an integer number (246065040).

Almost surely, 2^13173578048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13173578048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13779642240).

13173578048 is an abundant number, since it is smaller than the sum of its proper divisors (14385706432).

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

13173578048 is a wasteful number, since it uses less digits than its factorization.

13173578048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 47.

The spelling of 13173578048 in words is "thirteen billion, one hundred seventy-three million, five hundred seventy-eight thousand, forty-eight".