11530001553075 has 72 divisors (see below), whose sum is σ = 22399633737936. Its totient is φ = 5646447360000.

The previous prime is 11530001553047. The next prime is 11530001553151. The reversal of 11530001553075 is 57035510003511.

11530001553075 is a `hidden beast` number, since 1 + 1 + 5 + 30 + 0 + 0 + 1 + 553 + 0 + 75 = 666.

It is not a de Polignac number, because 11530001553075 - 2⁸ = 11530001552819 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 36603901 + ... + 36917550.

It is an arithmetic number, because the mean of its divisors is an integer number (311106024138).

Almost surely, 2^{11530001553075} is an apocalyptic number.

11530001553075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11530001553075 is a deficient number, since it is larger than the sum of its proper divisors (10869632184861).

11530001553075 is a wasteful number, since it uses less digits than its factorization.

11530001553075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73521525 (or 73521517 counting only the distinct ones).

The product of its (nonzero) digits is 39375, while the sum is 36.

Adding to 11530001553075 its reverse (57035510003511), we get a palindrome (68565511556586).

The spelling of 11530001553075 in words is "eleven trillion, five hundred thirty billion, one million, five hundred fifty-three thousand, seventy-five".