677954612911 has 2 divisors, whose sum is σ = 677954612912. Its totient is φ = 677954612910.

The previous prime is 677954612899. The next prime is 677954612969. The reversal of 677954612911 is 119216459776.

It is an a-pointer prime, because the next prime (677954612969) can be obtained adding 677954612911 to its sum of digits (58).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-677954612911 is a prime.

It is a super-3 number, since 3×677954612911³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677954612981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338977306455 + 338977306456.

It is an arithmetic number, because the mean of its divisors is an integer number (338977306456).

Almost surely, 2^677954612911 is an apocalyptic number.

677954612911 is a deficient number, since it is larger than the sum of its proper divisors (1).

677954612911 is an equidigital number, since it uses as much as digits as its factorization.

677954612911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5715360, while the sum is 58.

The spelling of 677954612911 in words is "six hundred seventy-seven billion, nine hundred fifty-four million, six hundred twelve thousand, nine hundred eleven".