13115394502 has 16 divisors (see below), whose sum is σ = 23208809472. Its totient is φ = 5439564360.

The previous prime is 13115394497. The next prime is 13115394503. The reversal of 13115394502 is 20549351131.

13115394502 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 not an unprimeable number, because it can be changed into a prime (13115394503) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15109468 + ... + 15110335.

It is an arithmetic number, because the mean of its divisors is an integer number (1450550592).

Almost surely, 2^13115394502 is an apocalyptic number.

13115394502 is a deficient number, since it is larger than the sum of its proper divisors (10093414970).

13115394502 is a wasteful number, since it uses less digits than its factorization.

13115394502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30219843.

The product of its (nonzero) digits is 16200, while the sum is 34.

The spelling of 13115394502 in words is "thirteen billion, one hundred fifteen million, three hundred ninety-four thousand, five hundred two".