6820714838 has 32 divisors (see below), whose sum is σ = 12109440000. Its totient is φ = 2879514792.

The previous prime is 6820714819. The next prime is 6820714843. The reversal of 6820714838 is 8384170286.

It is a junction number, because it is equal to n+sod(n) for n = 6820714792 and 6820714801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28238 + ... + 120161.

It is an arithmetic number, because the mean of its divisors is an integer number (378420000).

Almost surely, 2^6820714838 is an apocalyptic number.

6820714838 is a deficient number, since it is larger than the sum of its proper divisors (5288725162).

6820714838 is a wasteful number, since it uses less digits than its factorization.

6820714838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148489 (or 148475 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 47.

The square root of 6820714838 is about 82587.6191568688. The cubic root of 6820714838 is about 1896.4582995073.

The spelling of 6820714838 in words is "six billion, eight hundred twenty million, seven hundred fourteen thousand, eight hundred thirty-eight".