2320256464 has 10 divisors (see below), whose sum is σ = 4495496930. Its totient is φ = 1160128224.

The previous prime is 2320256437. The next prime is 2320256483. The reversal of 2320256464 is 4646520232.

It can be written as a sum of positive squares in only one way, i.e., 1932481600 + 387774864 = 43960^2 + 19692^2 .

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 as a sum of consecutive naturals, namely, 72507999 + ... + 72508030.

It is an arithmetic number, because the mean of its divisors is an integer number (449549693).

Almost surely, 2^2320256464 is an apocalyptic number.

It is an amenable number.

2320256464 is a deficient number, since it is larger than the sum of its proper divisors (2175240466).

2320256464 is a wasteful number, since it uses less digits than its factorization.

2320256464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145016037 (or 145016031 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 2320256464 is about 48169.0405135913. The cubic root of 2320256464 is about 1323.8699683363.

Adding to 2320256464 its reverse (4646520232), we get a palindrome (6966776696).

The spelling of 2320256464 in words is "two billion, three hundred twenty million, two hundred fifty-six thousand, four hundred sixty-four".