6105556110557 has 2 divisors, whose sum is σ = 6105556110558. Its totient is φ = 6105556110556.

The previous prime is 6105556110553. The next prime is 6105556110571. The reversal of 6105556110557 is 7550116555016.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3863166664036 + 2242389446521 = 1965494^2 + 1497461^2 .

It is a cyclic number.

It is not a de Polignac number, because 6105556110557 - 2² = 6105556110553 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6105556110553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052778055278 + 3052778055279.

It is an arithmetic number, because the mean of its divisors is an integer number (3052778055279).

Almost surely, 2^{6105556110557} is an apocalyptic number.

It is an amenable number.

6105556110557 is a deficient number, since it is larger than the sum of its proper divisors (1).

6105556110557 is an equidigital number, since it uses as much as digits as its factorization.

6105556110557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 787500, while the sum is 47.

The spelling of 6105556110557 in words is "six trillion, one hundred five billion, five hundred fifty-six million, one hundred ten thousand, five hundred fifty-seven".