4525557897 has 32 divisors (see below), whose sum is σ = 6992097280. Its totient is φ = 2550113280.

The previous prime is 4525557859. The next prime is 4525557931. The reversal of 4525557897 is 7987555254.

It is not a de Polignac number, because 4525557897 - 2¹⁰ = 4525556873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4525556897) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2140713 + ... + 2142825.

It is an arithmetic number, because the mean of its divisors is an integer number (218503040).

Almost surely, 2^4525557897 is an apocalyptic number.

It is an amenable number.

4525557897 is a deficient number, since it is larger than the sum of its proper divisors (2466539383).

4525557897 is a wasteful number, since it uses less digits than its factorization.

4525557897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493.

The product of its digits is 17640000, while the sum is 57.

The square root of 4525557897 is about 67272.2669233021. The cubic root of 4525557897 is about 1654.0832930726.

The spelling of 4525557897 in words is "four billion, five hundred twenty-five million, five hundred fifty-seven thousand, eight hundred ninety-seven".