13928212502 has 4 divisors (see below), whose sum is σ = 20892318756. Its totient is φ = 6964106250.

The previous prime is 13928212499. The next prime is 13928212531. The reversal of 13928212502 is 20521282931.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3482053124 + ... + 3482053127.

It is an arithmetic number, because the mean of its divisors is an integer number (5223079689).

Almost surely, 2^13928212502 is an apocalyptic number.

13928212502 is a deficient number, since it is larger than the sum of its proper divisors (6964106254).

13928212502 is an equidigital number, since it uses as much as digits as its factorization.

13928212502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6964106253.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 13928212502 in words is "thirteen billion, nine hundred twenty-eight million, two hundred twelve thousand, five hundred two".