4205625064 has 16 divisors (see below), whose sum is σ = 7886866500. Its totient is φ = 2102460672.

The previous prime is 4205625031. The next prime is 4205625113. The reversal of 4205625064 is 4605265024.

It can be written as a sum of positive squares in 2 ways, for example, as 4202928900 + 2696164 = 64830^2 + 1642^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10834 + ... + 92350.

Almost surely, 2^4205625064 is an apocalyptic number.

It is an amenable number.

4205625064 is a deficient number, since it is larger than the sum of its proper divisors (3681241436).

4205625064 is a wasteful number, since it uses less digits than its factorization.

4205625064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87972 (or 87968 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 4205625064 is about 64850.7907738988. The cubic root of 4205625064 is about 1614.1486135432.

The spelling of 4205625064 in words is "four billion, two hundred five million, six hundred twenty-five thousand, sixty-four".