11603385464 has 16 divisors (see below), whose sum is σ = 23734197720. Its totient is φ = 5274266080.

The previous prime is 11603385457. The next prime is 11603385473. The reversal of 11603385464 is 46458330611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65928239 + ... + 65928414.

Almost surely, 2^11603385464 is an apocalyptic number.

It is an amenable number.

11603385464 is an abundant number, since it is smaller than the sum of its proper divisors (12130812256).

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

11603385464 is a wasteful number, since it uses less digits than its factorization.

11603385464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131856670 (or 131856666 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 11603385464 in words is "eleven billion, six hundred three million, three hundred eighty-five thousand, four hundred sixty-four".