11757045500 has 48 divisors (see below), whose sum is σ = 25709340384. Its totient is φ = 4696966400.

The previous prime is 11757045499. The next prime is 11757045529. The reversal of 11757045500 is 554075711.

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 15 ways as a sum of consecutive naturals, for example, 399284 + ... + 427716.

It is an arithmetic number, because the mean of its divisors is an integer number (535611258).

Almost surely, 2^11757045500 is an apocalyptic number.

11757045500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11757045500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12854670192).

11757045500 is an abundant number, since it is smaller than the sum of its proper divisors (13952294884).

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

11757045500 is a wasteful number, since it uses less digits than its factorization.

11757045500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29279 (or 29267 counting only the distinct ones).

The product of its (nonzero) digits is 24500, while the sum is 35.

The spelling of 11757045500 in words is "eleven billion, seven hundred fifty-seven million, forty-five thousand, five hundred".