13603260664 has 16 divisors (see below), whose sum is σ = 29149844400. Its totient is φ = 5829968832.

The previous prime is 13603260661. The next prime is 13603260673. The reversal of 13603260664 is 46606230631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13603260661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121457629 + ... + 121457740.

It is an arithmetic number, because the mean of its divisors is an integer number (1821865275).

Almost surely, 2^13603260664 is an apocalyptic number.

13603260664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13603260664 is an abundant number, since it is smaller than the sum of its proper divisors (15546583736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13603260664 is a wasteful number, since it uses less digits than its factorization.

13603260664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242915382 (or 242915378 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 37.

The spelling of 13603260664 in words is "thirteen billion, six hundred three million, two hundred sixty thousand, six hundred sixty-four".