11530021546 has 16 divisors (see below), whose sum is σ = 17593077600. Its totient is φ = 5665717008.

The previous prime is 11530021523. The next prime is 11530021553. The reversal of 11530021546 is 64512003511.

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 7 ways as a sum of consecutive naturals, for example, 489160 + ... + 512188.

It is an arithmetic number, because the mean of its divisors is an integer number (1099567350).

Almost surely, 2^11530021546 is an apocalyptic number.

11530021546 is a deficient number, since it is larger than the sum of its proper divisors (6063056054).

11530021546 is a wasteful number, since it uses less digits than its factorization.

11530021546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27333.

The product of its (nonzero) digits is 3600, while the sum is 28.

The spelling of 11530021546 in words is "eleven billion, five hundred thirty million, twenty-one thousand, five hundred forty-six".