2557345346107 has 2 divisors, whose sum is σ = 2557345346108. Its totient is φ = 2557345346106.

The previous prime is 2557345345969. The next prime is 2557345346147. The reversal of 2557345346107 is 7016435437552.

2557345346107 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2557345346107 - 2²³ = 2557336957499 is a prime.

It is not a weakly prime, because it can be changed into another prime (2557345346147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1278672673053 + 1278672673054.

It is an arithmetic number, because the mean of its divisors is an integer number (1278672673054).

Almost surely, 2^{2557345346107} is an apocalyptic number.

2557345346107 is a deficient number, since it is larger than the sum of its proper divisors (1).

2557345346107 is an equidigital number, since it uses as much as digits as its factorization.

2557345346107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584000, while the sum is 52.

The spelling of 2557345346107 in words is "two trillion, five hundred fifty-seven billion, three hundred forty-five million, three hundred forty-six thousand, one hundred seven".