11577309682 has 16 divisors (see below), whose sum is σ = 17763106392. Its totient is φ = 5657483520.

The previous prime is 11577309673. The next prime is 11577309719. The reversal of 11577309682 is 28690377511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5043982441 + 6533327241 = 71021^2 + 80829^2 .

It is a super-2 number, since 2×11577309682² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283063 + ... + 321370.

Almost surely, 2^11577309682 is an apocalyptic number.

11577309682 is a deficient number, since it is larger than the sum of its proper divisors (6185796710).

11577309682 is a wasteful number, since it uses less digits than its factorization.

11577309682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604653.

The product of its (nonzero) digits is 635040, while the sum is 49.

The spelling of 11577309682 in words is "eleven billion, five hundred seventy-seven million, three hundred nine thousand, six hundred eighty-two".