2153771708 has 24 divisors (see below), whose sum is σ = 4126402224. Its totient is φ = 975497600.

The previous prime is 2153771693. The next prime is 2153771743. The reversal of 2153771708 is 8071773512.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74735 + ... + 99462.

It is an arithmetic number, because the mean of its divisors is an integer number (171933426).

Almost surely, 2^2153771708 is an apocalyptic number.

It is an amenable number.

2153771708 is a deficient number, since it is larger than the sum of its proper divisors (1972630516).

2153771708 is a wasteful number, since it uses less digits than its factorization.

2153771708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174493 (or 174491 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 41.

The square root of 2153771708 is about 46408.7460291700. The cubic root of 2153771708 is about 1291.4171689942.

The spelling of 2153771708 in words is "two billion, one hundred fifty-three million, seven hundred seventy-one thousand, seven hundred eight".