4549481030957 has 2 divisors, whose sum is σ = 4549481030958. Its totient is φ = 4549481030956.

The previous prime is 4549481030881. The next prime is 4549481031019. The reversal of 4549481030957 is 7590301849454.

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., 3908426196676 + 641054834281 = 1976974^2 + 800659^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4549481030957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4549481030896 and 4549481030905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4549481030257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2274740515478 + 2274740515479.

It is an arithmetic number, because the mean of its divisors is an integer number (2274740515479).

Almost surely, 2^{4549481030957} is an apocalyptic number.

It is an amenable number.

4549481030957 is a deficient number, since it is larger than the sum of its proper divisors (1).

4549481030957 is an equidigital number, since it uses as much as digits as its factorization.

4549481030957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21772800, while the sum is 59.

The spelling of 4549481030957 in words is "four trillion, five hundred forty-nine billion, four hundred eighty-one million, thirty thousand, nine hundred fifty-seven".