6830747398320 has 80 divisors (see below), whose sum is σ = 21191594088672. Its totient is φ = 1820132454400.

The previous prime is 6830747398309. The next prime is 6830747398327. The reversal of 6830747398320 is 238937470386.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×6830747398320² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is not an unprimeable number, because it can be changed into a prime (6830747398327) 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, 10626057 + ... + 11250536.

Almost surely, 2^{6830747398320} is an apocalyptic number.

6830747398320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6830747398320 is an abundant number, since it is smaller than the sum of its proper divisors (14360846690352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6830747398320 is a wasteful number, since it uses less digits than its factorization.

6830747398320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21877910 (or 21877904 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 60.

The spelling of 6830747398320 in words is "six trillion, eight hundred thirty billion, seven hundred forty-seven million, three hundred ninety-eight thousand, three hundred twenty".