11582948881 has 8 divisors (see below), whose sum is σ = 13244837760. Its totient is φ = 9922855488.

The previous prime is 11582948873. The next prime is 11582948893. The reversal of 11582948881 is 18884928511.

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

It is not a de Polignac number, because 11582948881 - 2³ = 11582948873 is a prime.

It is a super-2 number, since 2×11582948881² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11582948831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435016 + ... + 460873.

It is an arithmetic number, because the mean of its divisors is an integer number (1655604720).

Almost surely, 2^11582948881 is an apocalyptic number.

It is an amenable number.

11582948881 is a deficient number, since it is larger than the sum of its proper divisors (1661888879).

11582948881 is an equidigital number, since it uses as much as digits as its factorization.

11582948881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897743.

The product of its digits is 1474560, while the sum is 55.

The spelling of 11582948881 in words is "eleven billion, five hundred eighty-two million, nine hundred forty-eight thousand, eight hundred eighty-one".