13155501246545 has 16 divisors (see below), whose sum is σ = 18099842611968. Its totient is φ = 8991908975040.

The previous prime is 13155501246533. The next prime is 13155501246599. The reversal of 13155501246545 is 54564210555131.

It is not a de Polignac number, because 13155501246545 - 2⁴ = 13155501246529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13155501246545.

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, 604284074 + ... + 604305843.

It is an arithmetic number, because the mean of its divisors is an integer number (1131240163248).

Almost surely, 2^{13155501246545} is an apocalyptic number.

It is an amenable number.

13155501246545 is a deficient number, since it is larger than the sum of its proper divisors (4944341365423).

13155501246545 is a wasteful number, since it uses less digits than its factorization.

13155501246545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208590240.

The product of its (nonzero) digits is 1800000, while the sum is 47.

The spelling of 13155501246545 in words is "thirteen trillion, one hundred fifty-five billion, five hundred one million, two hundred forty-six thousand, five hundred forty-five".