4525619522 has 6 divisors (see below), whose sum is σ = 6788571993. Its totient is φ = 2262762192.

The previous prime is 4525619509. The next prime is 4525619533. The reversal of 4525619522 is 2259165254.

It can be written as a sum of positive squares in 2 ways, for example, as 4520007361 + 5612161 = 67231^2 + 2369^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=47569.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4525619522.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 71354 + ... + 118922.

Almost surely, 2^4525619522 is an apocalyptic number.

4525619522 is a deficient number, since it is larger than the sum of its proper divisors (2262952471).

4525619522 is an frugal number, since it uses more digits than its factorization.

4525619522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95140 (or 47571 counting only the distinct ones).

The product of its digits is 216000, while the sum is 41.

The square root of 4525619522 is about 67272.7249485258. The cubic root of 4525619522 is about 1654.0908009809.

The spelling of 4525619522 in words is "four billion, five hundred twenty-five million, six hundred nineteen thousand, five hundred twenty-two".