2557890341 has 2 divisors, whose sum is σ = 2557890342. Its totient is φ = 2557890340.

The previous prime is 2557890331. The next prime is 2557890443. The reversal of 2557890341 is 1430987552.

2557890341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2549745025 + 8145316 = 50495^2 + 2854^2 .

It is a cyclic number.

It is not a de Polignac number, because 2557890341 - 2¹⁴ = 2557873957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2557890292 and 2557890301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2557890331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1278945170 + 1278945171.

It is an arithmetic number, because the mean of its divisors is an integer number (1278945171).

Almost surely, 2^2557890341 is an apocalyptic number.

It is an amenable number.

2557890341 is a deficient number, since it is larger than the sum of its proper divisors (1).

2557890341 is an equidigital number, since it uses as much as digits as its factorization.

2557890341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 2557890341 is about 50575.5903672908. The cubic root of 2557890341 is about 1367.6048763462.

The spelling of 2557890341 in words is "two billion, five hundred fifty-seven million, eight hundred ninety thousand, three hundred forty-one".