13623036535 has 8 divisors (see below), whose sum is σ = 16455907296. Its totient is φ = 10826253600.

The previous prime is 13623036509. The next prime is 13623036571. The reversal of 13623036535 is 53563032631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13623036535 - 2⁹ = 13623036023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13623036494 and 13623036503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9021124 + ... + 9022633.

It is an arithmetic number, because the mean of its divisors is an integer number (2056988412).

Almost surely, 2^13623036535 is an apocalyptic number.

13623036535 is a deficient number, since it is larger than the sum of its proper divisors (2832870761).

13623036535 is a wasteful number, since it uses less digits than its factorization.

13623036535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18043913.

The product of its (nonzero) digits is 145800, while the sum is 37.

The spelling of 13623036535 in words is "thirteen billion, six hundred twenty-three million, thirty-six thousand, five hundred thirty-five".