11520502451593 has 12 divisors (see below), whose sum is σ = 11812407937740. Its totient is φ = 11235646113920.

The previous prime is 11520502451587. The next prime is 11520502451639. The reversal of 11520502451593 is 39515420502511.

It can be written as a sum of positive squares in 6 ways, for example, as 1913676589449 + 9606825862144 = 1383357^2 + 3099488^2 .

It is not a de Polignac number, because 11520502451593 - 2⁵ = 11520502451561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11520502451693) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3712071 + ... + 6067987.

It is an arithmetic number, because the mean of its divisors is an integer number (984367328145).

Almost surely, 2^{11520502451593} is an apocalyptic number.

It is an amenable number.

11520502451593 is a deficient number, since it is larger than the sum of its proper divisors (291905486147).

11520502451593 is an equidigital number, since it uses as much as digits as its factorization.

11520502451593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2358908 (or 2358867 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 43.

The spelling of 11520502451593 in words is "eleven trillion, five hundred twenty billion, five hundred two million, four hundred fifty-one thousand, five hundred ninety-three".