11610600505 has 16 divisors (see below), whose sum is σ = 15947230464. Its totient is φ = 7949494080.

The previous prime is 11610600497. The next prime is 11610600509. The reversal of 11610600505 is 50500601611.

It is not a de Polignac number, because 11610600505 - 2³ = 11610600497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11610600505.

It is not an unprimeable number, because it can be changed into a prime (11610600509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227797 + ... + 274066.

It is an arithmetic number, because the mean of its divisors is an integer number (996701904).

Almost surely, 2^11610600505 is an apocalyptic number.

It is an amenable number.

11610600505 is a deficient number, since it is larger than the sum of its proper divisors (4336629959).

11610600505 is an equidigital number, since it uses as much as digits as its factorization.

11610600505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502536.

The product of its (nonzero) digits is 900, while the sum is 25.

The spelling of 11610600505 in words is "eleven billion, six hundred ten million, six hundred thousand, five hundred five".