13105323552501 has 12 divisors (see below), whose sum is σ = 18929965654080. Its totient is φ = 8736857511720.

The previous prime is 13105323552481. The next prime is 13105323552521. The reversal of 13105323552501 is 10525532350131.

13105323552501 is a `hidden beast` number, since 1 + 3 + 1 + 0 + 53 + 2 + 3 + 552 + 50 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (13105323552481) and next prime (13105323552521).

It is not a de Polignac number, because 13105323552501 - 2²¹ = 13105321455349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13105323552521) 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, 1612630 + ... + 5367608.

It is an arithmetic number, because the mean of its divisors is an integer number (1577497137840).

Almost surely, 2^{13105323552501} is an apocalyptic number.

It is an amenable number.

13105323552501 is a deficient number, since it is larger than the sum of its proper divisors (5824642101579).

13105323552501 is a wasteful number, since it uses less digits than its factorization.

13105323552501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4142776 (or 4142773 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The spelling of 13105323552501 in words is "thirteen trillion, one hundred five billion, three hundred twenty-three million, five hundred fifty-two thousand, five hundred one".