11145527750 has 128 divisors (see below), whose sum is σ = 24755328000. Its totient is φ = 3754850400.

The previous prime is 11145527741. The next prime is 11145527759. The reversal of 11145527750 is 5772554111.

It is an interprime number because it is at equal distance from previous prime (11145527741) and next prime (11145527759).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11145527759) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5058149 + ... + 5060351.

It is an arithmetic number, because the mean of its divisors is an integer number (193401000).

Almost surely, 2^11145527750 is an apocalyptic number.

11145527750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11145527750 is an abundant number, since it is smaller than the sum of its proper divisors (13609800250).

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

11145527750 is an equidigital number, since it uses as much as digits as its factorization.

11145527750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2300 (or 2276 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 38.

The spelling of 11145527750 in words is "eleven billion, one hundred forty-five million, five hundred twenty-seven thousand, seven hundred fifty".