4540048897 has 2 divisors, whose sum is σ = 4540048898. Its totient is φ = 4540048896.

The previous prime is 4540048871. The next prime is 4540048901. The reversal of 4540048897 is 7988400454.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4093952256 + 446096641 = 63984^2 + 21121^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4540048897 is a prime.

It is a super-2 number, since 2×4540048897² = 41224087974301833218, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4540048897.

It is not a weakly prime, because it can be changed into another prime (4540048837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270024448 + 2270024449.

It is an arithmetic number, because the mean of its divisors is an integer number (2270024449).

Almost surely, 2^4540048897 is an apocalyptic number.

It is an amenable number.

4540048897 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540048897 is an equidigital number, since it uses as much as digits as its factorization.

4540048897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1290240, while the sum is 49.

The square root of 4540048897 is about 67379.8849583464. The cubic root of 4540048897 is about 1655.8468902110.

The spelling of 4540048897 in words is "four billion, five hundred forty million, forty-eight thousand, eight hundred ninety-seven".