13523420763 has 12 divisors (see below), whose sum is σ = 20682879048. Its totient is φ = 8485283520.

The previous prime is 13523420761. The next prime is 13523420789. The reversal of 13523420763 is 36702432531.

It is not a de Polignac number, because 13523420763 - 2¹ = 13523420761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13523420761) 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, 44194033 + ... + 44194338.

It is an arithmetic number, because the mean of its divisors is an integer number (1723573254).

Almost surely, 2^13523420763 is an apocalyptic number.

13523420763 is a deficient number, since it is larger than the sum of its proper divisors (7159458285).

13523420763 is a wasteful number, since it uses less digits than its factorization.

13523420763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88388394 (or 88388391 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The spelling of 13523420763 in words is "thirteen billion, five hundred twenty-three million, four hundred twenty thousand, seven hundred sixty-three".