11882494505 has 32 divisors (see below), whose sum is σ = 17292248064. Its totient is φ = 7651961856.

The previous prime is 11882494487. The next prime is 11882494511. The reversal of 11882494505 is 50549428811.

It is not a de Polignac number, because 11882494505 - 2⁶ = 11882494441 is a prime.

It is a super-2 number, since 2×11882494505² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 11882494505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 253919 + ... + 297051.

It is an arithmetic number, because the mean of its divisors is an integer number (540382752).

Almost surely, 2^11882494505 is an apocalyptic number.

It is an amenable number.

11882494505 is a deficient number, since it is larger than the sum of its proper divisors (5409753559).

11882494505 is a wasteful number, since it uses less digits than its factorization.

11882494505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43625.

The product of its (nonzero) digits is 460800, while the sum is 47.

The spelling of 11882494505 in words is "eleven billion, eight hundred eighty-two million, four hundred ninety-four thousand, five hundred five".