4645625524 has 12 divisors (see below), whose sum is σ = 8136362500. Its totient is φ = 2320950528.

The previous prime is 4645625519. The next prime is 4645625557. The reversal of 4645625524 is 4255265464.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3615857424 + 1029768100 = 60132^2 + 32090^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459939 + ... + 469930.

Almost surely, 2^4645625524 is an apocalyptic number.

It is an amenable number.

4645625524 is a deficient number, since it is larger than the sum of its proper divisors (3490736976).

4645625524 is a wasteful number, since it uses less digits than its factorization.

4645625524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931122 (or 931120 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 43.

The square root of 4645625524 is about 68158.8257234527. The cubic root of 4645625524 is about 1668.5839675198.

The spelling of 4645625524 in words is "four billion, six hundred forty-five million, six hundred twenty-five thousand, five hundred twenty-four".