11652041440 has 48 divisors (see below), whose sum is σ = 29645487648. Its totient is φ = 4302291456.

The previous prime is 11652041437. The next prime is 11652041459. The reversal of 11652041440 is 4414025611.

It is a junction number, because it is equal to n+sod(n) for n = 11652041399 and 11652041408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2798892 + ... + 2803051.

It is an arithmetic number, because the mean of its divisors is an integer number (617614326).

Almost surely, 2^11652041440 is an apocalyptic number.

11652041440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11652041440 is an abundant number, since it is smaller than the sum of its proper divisors (17993446208).

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

11652041440 is a wasteful number, since it uses less digits than its factorization.

11652041440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5601971 (or 5601963 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The spelling of 11652041440 in words is "eleven billion, six hundred fifty-two million, forty-one thousand, four hundred forty".