6776582397 has 16 divisors (see below), whose sum is σ = 9732047808. Its totient is φ = 4169531520.

The previous prime is 6776582387. The next prime is 6776582413. The reversal of 6776582397 is 7932856776.

It is not a de Polignac number, because 6776582397 - 2⁶ = 6776582333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6776582397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6776582327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350998 + ... + 369800.

It is an arithmetic number, because the mean of its divisors is an integer number (608252988).

Almost surely, 2^6776582397 is an apocalyptic number.

It is an amenable number.

6776582397 is a deficient number, since it is larger than the sum of its proper divisors (2955465411).

6776582397 is a wasteful number, since it uses less digits than its factorization.

6776582397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28060.

The product of its digits is 26671680, while the sum is 60.

The square root of 6776582397 is about 82319.9999817784. Note that the first 4 decimals coincide. The cubic root of 6776582397 is about 1892.3591935478.

The spelling of 6776582397 in words is "six billion, seven hundred seventy-six million, five hundred eighty-two thousand, three hundred ninety-seven".