2155335792 has 20 divisors (see below), whose sum is σ = 5567950920. Its totient is φ = 718445248.

The previous prime is 2155335779. The next prime is 2155335821. The reversal of 2155335792 is 2975335512.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22451367 + ... + 22451462.

It is an arithmetic number, because the mean of its divisors is an integer number (278397546).

Almost surely, 2^2155335792 is an apocalyptic number.

It is an amenable number.

2155335792 is an abundant number, since it is smaller than the sum of its proper divisors (3412615128).

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

2155335792 is a wasteful number, since it uses less digits than its factorization.

2155335792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44902840 (or 44902834 counting only the distinct ones).

The product of its digits is 283500, while the sum is 42.

The square root of 2155335792 is about 46425.5941480559. The cubic root of 2155335792 is about 1291.7297053956.

The spelling of 2155335792 in words is "two billion, one hundred fifty-five million, three hundred thirty-five thousand, seven hundred ninety-two".