2520450723 has 8 divisors (see below), whose sum is σ = 3840686848. Its totient is φ = 1440257544.

The previous prime is 2520450683. The next prime is 2520450731. The reversal of 2520450723 is 3270540252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2520450723 - 2⁸ = 2520450467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2520450733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60010711 + ... + 60010752.

It is an arithmetic number, because the mean of its divisors is an integer number (480085856).

Almost surely, 2^2520450723 is an apocalyptic number.

2520450723 is a deficient number, since it is larger than the sum of its proper divisors (1320236125).

2520450723 is a wasteful number, since it uses less digits than its factorization.

2520450723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120021473.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 2520450723 is about 50204.0906998623. The cubic root of 2520450723 is about 1360.8995495925.

Adding to 2520450723 its reverse (3270540252), we get a palindrome (5790990975).

The spelling of 2520450723 in words is "two billion, five hundred twenty million, four hundred fifty thousand, seven hundred twenty-three".