6773828121 has 16 divisors (see below), whose sum is σ = 10156211520. Its totient is φ = 4461475680.

The previous prime is 6773828119. The next prime is 6773828123. The reversal of 6773828121 is 1218283776.

It is an interprime number because it is at equal distance from previous prime (6773828119) and next prime (6773828123).

It is not a de Polignac number, because 6773828121 - 2¹ = 6773828119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6773828123) 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, 1509100 + ... + 1513581.

It is an arithmetic number, because the mean of its divisors is an integer number (634763220).

Almost surely, 2^6773828121 is an apocalyptic number.

It is an amenable number.

6773828121 is a deficient number, since it is larger than the sum of its proper divisors (3382383399).

6773828121 is a wasteful number, since it uses less digits than its factorization.

6773828121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3022773 (or 3022767 counting only the distinct ones).

The product of its digits is 225792, while the sum is 45.

The square root of 6773828121 is about 82303.2691999534. The cubic root of 6773828121 is about 1892.1027818102.

It can be divided in two parts, 67738 and 28121, that added together give a palindrome (95859).

The spelling of 6773828121 in words is "six billion, seven hundred seventy-three million, eight hundred twenty-eight thousand, one hundred twenty-one".