275407113312557 has 2 divisors, whose sum is σ = 275407113312558. Its totient is φ = 275407113312556.

The previous prime is 275407113312503. The next prime is 275407113312599. The reversal of 275407113312557 is 755213311704572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 224776075741156 + 50631037571401 = 14992534^2 + 7115549^2 .

It is a cyclic number.

It is not a de Polignac number, because 275407113312557 - 2¹² = 275407113308461 is a prime.

It is a super-2 number, since 2×275407113312557² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 275407113312499 and 275407113312508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275407113312757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137703556656278 + 137703556656279.

It is an arithmetic number, because the mean of its divisors is an integer number (137703556656279).

Almost surely, 2^{275407113312557} is an apocalyptic number.

It is an amenable number.

275407113312557 is a deficient number, since it is larger than the sum of its proper divisors (1).

275407113312557 is an equidigital number, since it uses as much as digits as its factorization.

275407113312557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6174000, while the sum is 53.

The spelling of 275407113312557 in words is "two hundred seventy-five trillion, four hundred seven billion, one hundred thirteen million, three hundred twelve thousand, five hundred fifty-seven".