3725516345 has 16 divisors (see below), whose sum is σ = 4621774080. Its totient is φ = 2881073664.

The previous prime is 3725516329. The next prime is 3725516359. The reversal of 3725516345 is 5436155273.

It is a cyclic number.

It is not a de Polignac number, because 3725516345 - 2⁴ = 3725516329 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68465 + ... + 110174.

It is an arithmetic number, because the mean of its divisors is an integer number (288860880).

Almost surely, 2^3725516345 is an apocalyptic number.

It is an amenable number.

3725516345 is a deficient number, since it is larger than the sum of its proper divisors (896257735).

3725516345 is a wasteful number, since it uses less digits than its factorization.

3725516345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178784.

The product of its digits is 378000, while the sum is 41.

The square root of 3725516345 is about 61037.0079951500. The cubic root of 3725516345 is about 1550.2276939176.

The spelling of 3725516345 in words is "three billion, seven hundred twenty-five million, five hundred sixteen thousand, three hundred forty-five".