13578113365 has 16 divisors (see below), whose sum is σ = 17008056576. Its totient is φ = 10386604800.

The previous prime is 13578113359. The next prime is 13578113371. The reversal of 13578113365 is 56331187531.

It is an interprime number because it is at equal distance from previous prime (13578113359) and next prime (13578113371).

It is not a de Polignac number, because 13578113365 - 2¹⁵ = 13578080597 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 340000 + ... + 377830.

It is an arithmetic number, because the mean of its divisors is an integer number (1063003536).

Almost surely, 2^13578113365 is an apocalyptic number.

It is an amenable number.

13578113365 is a deficient number, since it is larger than the sum of its proper divisors (3429943211).

13578113365 is a wasteful number, since it uses less digits than its factorization.

13578113365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40980.

The product of its digits is 226800, while the sum is 43.

The spelling of 13578113365 in words is "thirteen billion, five hundred seventy-eight million, one hundred thirteen thousand, three hundred sixty-five".