11012752530 has 96 divisors (see below), whose sum is σ = 30908666880. Its totient is φ = 2704417920.

The previous prime is 11012752519. The next prime is 11012752571. The reversal of 11012752530 is 3525721011.

11012752530 is a `hidden beast` number, since 1 + 1 + 0 + 127 + 5 + 2 + 530 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 11012752494 and 11012752503.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 493351 + ... + 515189.

It is an arithmetic number, because the mean of its divisors is an integer number (321965280).

Almost surely, 2^11012752530 is an apocalyptic number.

11012752530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11012752530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15454333440).

11012752530 is an abundant number, since it is smaller than the sum of its proper divisors (19895914350).

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

11012752530 is a wasteful number, since it uses less digits than its factorization.

11012752530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22296 (or 22293 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The spelling of 11012752530 in words is "eleven billion, twelve million, seven hundred fifty-two thousand, five hundred thirty".