2320957505 has 4 divisors (see below), whose sum is σ = 2785149012. Its totient is φ = 1856766000.

The previous prime is 2320957501. The next prime is 2320957537. The reversal of 2320957505 is 5057590232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 943656961 + 1377300544 = 30719^2 + 37112^2 .

It is not a de Polignac number, because 2320957505 - 2² = 2320957501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2320957501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232095746 + ... + 232095755.

It is an arithmetic number, because the mean of its divisors is an integer number (696287253).

Almost surely, 2^2320957505 is an apocalyptic number.

It is an amenable number.

2320957505 is a deficient number, since it is larger than the sum of its proper divisors (464191507).

2320957505 is an equidigital number, since it uses as much as digits as its factorization.

2320957505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464191506.

The product of its (nonzero) digits is 94500, while the sum is 38.

The square root of 2320957505 is about 48176.3168475964. The cubic root of 2320957505 is about 1324.0032860228.

The spelling of 2320957505 in words is "two billion, three hundred twenty million, nine hundred fifty-seven thousand, five hundred five".