2135974848 has 112 divisors (see below), whose sum is σ = 6475902720. Its totient is φ = 608661504.

The previous prime is 2135974717. The next prime is 2135974859. The reversal of 2135974848 is 8484795312.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 2135974848.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561240 + ... + 565032.

It is an arithmetic number, because the mean of its divisors is an integer number (57820560).

Almost surely, 2^2135974848 is an apocalyptic number.

2135974848 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2135974848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3237951360).

2135974848 is an abundant number, since it is smaller than the sum of its proper divisors (4339927872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2135974848 is a wasteful number, since it uses less digits than its factorization.

2135974848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4234 (or 4224 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 51.

The square root of 2135974848 is about 46216.6079239920. The cubic root of 2135974848 is about 1287.8502841551.

The spelling of 2135974848 in words is "two billion, one hundred thirty-five million, nine hundred seventy-four thousand, eight hundred forty-eight".