11349563640 has 32 divisors (see below), whose sum is σ = 34048691280. Its totient is φ = 3026550272.

The previous prime is 11349563587. The next prime is 11349563657. The reversal of 11349563640 is 4636594311.

It is a happy number.

11349563640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11349563592 and 11349563601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47289729 + ... + 47289968.

Almost surely, 2^11349563640 is an apocalyptic number.

11349563640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11349563640 is an abundant number, since it is smaller than the sum of its proper divisors (22699127640).

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

11349563640 is a wasteful number, since it uses less digits than its factorization.

11349563640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94579711 (or 94579707 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 11349563640 in words is "eleven billion, three hundred forty-nine million, five hundred sixty-three thousand, six hundred forty".