6493833677 has 4 divisors (see below), whose sum is σ = 6494020476. Its totient is φ = 6493646880.

The previous prime is 6493833673. The next prime is 6493833679. The reversal of 6493833677 is 7763383946.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7763383946 = 2 ⋅3881691973.

It can be written as a sum of positive squares in 2 ways, for example, as 4028313961 + 2465519716 = 63469^2 + 49654^2 .

It is a cyclic number.

It is not a de Polignac number, because 6493833677 - 2² = 6493833673 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6493833673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24128 + ... + 116489.

It is an arithmetic number, because the mean of its divisors is an integer number (1623505119).

Almost surely, 2^6493833677 is an apocalyptic number.

It is an amenable number.

6493833677 is a deficient number, since it is larger than the sum of its proper divisors (186799).

6493833677 is a wasteful number, since it uses less digits than its factorization.

6493833677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186798.

The product of its digits is 13716864, while the sum is 56.

The square root of 6493833677 is about 80584.3264971545. The cubic root of 6493833677 is about 1865.6652411945.

The spelling of 6493833677 in words is "six billion, four hundred ninety-three million, eight hundred thirty-three thousand, six hundred seventy-seven".