13478040028 has 48 divisors (see below), whose sum is σ = 25290468000. Its totient is φ = 6262446080.

The previous prime is 13478040007. The next prime is 13478040071. The reversal of 13478040028 is 82004087431.

13478040028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6420123 + ... + 6422221.

It is an arithmetic number, because the mean of its divisors is an integer number (526884750).

Almost surely, 2^13478040028 is an apocalyptic number.

It is an amenable number.

13478040028 is a deficient number, since it is larger than the sum of its proper divisors (11812427972).

13478040028 is a wasteful number, since it uses less digits than its factorization.

13478040028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3270 (or 3268 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 37.

The spelling of 13478040028 in words is "thirteen billion, four hundred seventy-eight million, forty thousand, twenty-eight".