11502004540 has 48 divisors (see below), whose sum is σ = 27381301920. Its totient is φ = 4023371520.

The previous prime is 11502004531. The next prime is 11502004561. The reversal of 11502004540 is 4540020511.

11502004540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11502004540² (a number of 21 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1159231 + ... + 1169110.

It is an arithmetic number, because the mean of its divisors is an integer number (570443790).

Almost surely, 2^11502004540 is an apocalyptic number.

11502004540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11502004540 is an abundant number, since it is smaller than the sum of its proper divisors (15879297380).

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

11502004540 is a wasteful number, since it uses less digits than its factorization.

11502004540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328382 (or 2328380 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The spelling of 11502004540 in words is "eleven billion, five hundred two million, four thousand, five hundred forty".