2557880447453 has 2 divisors, whose sum is σ = 2557880447454. Its totient is φ = 2557880447452.

The previous prime is 2557880447429. The next prime is 2557880447477. The reversal of 2557880447453 is 3547440887552.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2557880447429) and next prime (2557880447477).

It can be written as a sum of positive squares in only one way, i.e., 2319050802649 + 238829644804 = 1522843^2 + 488702^2 .

It is a cyclic number.

It is not a de Polignac number, because 2557880447453 - 2⁶ = 2557880447389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2557880447153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1278940223726 + 1278940223727.

It is an arithmetic number, because the mean of its divisors is an integer number (1278940223727).

Almost surely, 2^{2557880447453} is an apocalyptic number.

It is an amenable number.

2557880447453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2557880447453 is an equidigital number, since it uses as much as digits as its factorization.

2557880447453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150528000, while the sum is 62.

The spelling of 2557880447453 in words is "two trillion, five hundred fifty-seven billion, eight hundred eighty million, four hundred forty-seven thousand, four hundred fifty-three".