11504740505 has 8 divisors (see below), whose sum is σ = 13994808072. Its totient is φ = 9077712768.

The previous prime is 11504740453. The next prime is 11504740537. The reversal of 11504740505 is 50504740511.

It can be written as a sum of positive squares in 4 ways, for example, as 136702864 + 11368037641 = 11692^2 + 106621^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11504740505 - 2²⁶ = 11437631641 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15759554 + ... + 15760283.

It is an arithmetic number, because the mean of its divisors is an integer number (1749351009).

Almost surely, 2^11504740505 is an apocalyptic number.

It is an amenable number.

11504740505 is a deficient number, since it is larger than the sum of its proper divisors (2490067567).

11504740505 is an equidigital number, since it uses as much as digits as its factorization.

11504740505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31519915.

The product of its (nonzero) digits is 14000, while the sum is 32.

The spelling of 11504740505 in words is "eleven billion, five hundred four million, seven hundred forty thousand, five hundred five".