6677451953 has 2 divisors, whose sum is σ = 6677451954. Its totient is φ = 6677451952.

The previous prime is 6677451919. The next prime is 6677452051. The reversal of 6677451953 is 3591547766.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6673582864 + 3869089 = 81692^2 + 1967^2 .

It is a cyclic number.

It is not a de Polignac number, because 6677451953 - 2¹⁰ = 6677450929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6677451895 and 6677451904.

It is not a weakly prime, because it can be changed into another prime (6677456953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3338725976 + 3338725977.

It is an arithmetic number, because the mean of its divisors is an integer number (3338725977).

Almost surely, 2^6677451953 is an apocalyptic number.

It is an amenable number.

6677451953 is a deficient number, since it is larger than the sum of its proper divisors (1).

6677451953 is an equidigital number, since it uses as much as digits as its factorization.

6677451953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4762800, while the sum is 53.

The square root of 6677451953 is about 81715.6775227373. The cubic root of 6677451953 is about 1883.0864452377.

The spelling of 6677451953 in words is "six billion, six hundred seventy-seven million, four hundred fifty-one thousand, nine hundred fifty-three".