677085120405511 has 2 divisors, whose sum is σ = 677085120405512. Its totient is φ = 677085120405510.

The previous prime is 677085120405503. The next prime is 677085120405521. The reversal of 677085120405511 is 115504021580776.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 677085120405511 - 2³ = 677085120405503 is a prime.

It is a super-2 number, since 2×677085120405511² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677085120405521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338542560202755 + 338542560202756.

It is an arithmetic number, because the mean of its divisors is an integer number (338542560202756).

Almost surely, 2^{677085120405511} is an apocalyptic number.

677085120405511 is a deficient number, since it is larger than the sum of its proper divisors (1).

677085120405511 is an equidigital number, since it uses as much as digits as its factorization.

677085120405511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352000, while the sum is 52.

The spelling of 677085120405511 in words is "six hundred seventy-seven trillion, eighty-five billion, one hundred twenty million, four hundred five thousand, five hundred eleven".