11948633085 has 16 divisors (see below), whose sum is σ = 19119199680. Its totient is φ = 6372142080.

The previous prime is 11948633029. The next prime is 11948633143. The reversal of 11948633085 is 58033684911.

It is not a de Polignac number, because 11948633085 - 2⁷ = 11948632957 is a prime.

It is a Curzon number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 323286 + ... + 358344.

It is an arithmetic number, because the mean of its divisors is an integer number (1194949980).

Almost surely, 2^11948633085 is an apocalyptic number.

11948633085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11948633085 is a deficient number, since it is larger than the sum of its proper divisors (7170566595).

11948633085 is a wasteful number, since it uses less digits than its factorization.

11948633085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57788.

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 11948633085 in words is "eleven billion, nine hundred forty-eight million, six hundred thirty-three thousand, eighty-five".