6711021830 has 16 divisors (see below), whose sum is σ = 12790418400. Its totient is φ = 2526502272.

The previous prime is 6711021817. The next prime is 6711021833. The reversal of 6711021830 is 381201176.

It is a junction number, because it is equal to n+sod(n) for n = 6711021793 and 6711021802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6711021833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19738130 + ... + 19738469.

It is an arithmetic number, because the mean of its divisors is an integer number (799401150).

Almost surely, 2^6711021830 is an apocalyptic number.

6711021830 is a deficient number, since it is larger than the sum of its proper divisors (6079396570).

6711021830 is a wasteful number, since it uses less digits than its factorization.

6711021830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39476623.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 6711021830 is about 81920.8265949508. The cubic root of 6711021830 is about 1886.2368156235.

The spelling of 6711021830 in words is "six billion, seven hundred eleven million, twenty-one thousand, eight hundred thirty".