13195504863 has 12 divisors (see below), whose sum is σ = 19248889608. Its totient is φ = 8709903600.

The previous prime is 13195504837. The next prime is 13195504867. The reversal of 13195504863 is 36840559131.

13195504863 is a `hidden beast` number, since 1 + 3 + 19 + 550 + 4 + 86 + 3 = 666.

It is not a de Polignac number, because 13195504863 - 2¹⁴ = 13195488479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13195504867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7257345 + ... + 7259162.

It is an arithmetic number, because the mean of its divisors is an integer number (1604074134).

Almost surely, 2^13195504863 is an apocalyptic number.

13195504863 is a deficient number, since it is larger than the sum of its proper divisors (6053384745).

13195504863 is a wasteful number, since it uses less digits than its factorization.

13195504863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14516614 (or 14516611 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 13195504863 in words is "thirteen billion, one hundred ninety-five million, five hundred four thousand, eight hundred sixty-three".