2323391888 has 10 divisors (see below), whose sum is σ = 4501571814. Its totient is φ = 1161695936.

The previous prime is 2323391879. The next prime is 2323391891. The reversal of 2323391888 is 8881933232.

It can be written as a sum of positive squares in only one way, i.e., 2318229904 + 5161984 = 48148^2 + 2272^2 .

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 as a sum of consecutive naturals, namely, 72605981 + ... + 72606012.

Almost surely, 2^2323391888 is an apocalyptic number.

It is an amenable number.

2323391888 is a deficient number, since it is larger than the sum of its proper divisors (2178179926).

2323391888 is a wasteful number, since it uses less digits than its factorization.

2323391888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145212001 (or 145211995 counting only the distinct ones).

The product of its digits is 497664, while the sum is 47.

The square root of 2323391888 is about 48201.5755759083. The cubic root of 2323391888 is about 1324.4660267750.

The spelling of 2323391888 in words is "two billion, three hundred twenty-three million, three hundred ninety-one thousand, eight hundred eighty-eight".