13928503952 has 80 divisors (see below), whose sum is σ = 30265384320. Its totient is φ = 6156057600.

The previous prime is 13928503943. The next prime is 13928503987. The reversal of 13928503952 is 25930582931.

It is a junction number, because it is equal to n+sod(n) for n = 13928503897 and 13928503906.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 904574 + ... + 919842.

It is an arithmetic number, because the mean of its divisors is an integer number (378317304).

Almost surely, 2^13928503952 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 13928503952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15132692160).

13928503952 is an abundant number, since it is smaller than the sum of its proper divisors (16336880368).

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

13928503952 is a wasteful number, since it uses less digits than its factorization.

13928503952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15432 (or 15426 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 47.

The spelling of 13928503952 in words is "thirteen billion, nine hundred twenty-eight million, five hundred three thousand, nine hundred fifty-two".