11607982658 has 4 divisors (see below), whose sum is σ = 17411973990. Its totient is φ = 5803991328.

The previous prime is 11607982651. The next prime is 11607982663. The reversal of 11607982658 is 85628970611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85628970611 = 37 ⋅2314296503.

It can be written as a sum of positive squares in only one way, i.e., 9508785169 + 2099197489 = 97513^2 + 45817^2 .

It is a super-3 number, since 3×11607982658³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (11607982651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2901995663 + ... + 2901995666.

Almost surely, 2^11607982658 is an apocalyptic number.

11607982658 is a deficient number, since it is larger than the sum of its proper divisors (5803991332).

11607982658 is an equidigital number, since it uses as much as digits as its factorization.

11607982658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5803991331.

The product of its (nonzero) digits is 1451520, while the sum is 53.

The spelling of 11607982658 in words is "eleven billion, six hundred seven million, nine hundred eighty-two thousand, six hundred fifty-eight".