2523346945 has 16 divisors (see below), whose sum is σ = 3471522048. Its totient is φ = 1724829120.

The previous prime is 2523346937. The next prime is 2523346961. The reversal of 2523346945 is 5496433252.

It is not a de Polignac number, because 2523346945 - 2³ = 2523346937 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 102621 + ... + 124810.

It is an arithmetic number, because the mean of its divisors is an integer number (216970128).

Almost surely, 2^2523346945 is an apocalyptic number.

It is an amenable number.

2523346945 is a deficient number, since it is larger than the sum of its proper divisors (948175103).

2523346945 is a wasteful number, since it uses less digits than its factorization.

2523346945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227760.

The product of its digits is 777600, while the sum is 43.

The square root of 2523346945 is about 50232.9269005898. The cubic root of 2523346945 is about 1361.4206149247.

The spelling of 2523346945 in words is "two billion, five hundred twenty-three million, three hundred forty-six thousand, nine hundred forty-five".