6899583964272 has 20 divisors (see below), whose sum is σ = 17823925241160. Its totient is φ = 2299861321408.

The previous prime is 6899583964271. The next prime is 6899583964277. The reversal of 6899583964272 is 2724693859986.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6899583964271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71870666247 + ... + 71870666342.

It is an arithmetic number, because the mean of its divisors is an integer number (891196262058).

Almost surely, 2^{6899583964272} is an apocalyptic number.

It is an amenable number.

6899583964272 is an abundant number, since it is smaller than the sum of its proper divisors (10924341276888).

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

6899583964272 is a wasteful number, since it uses less digits than its factorization.

6899583964272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143741332600 (or 143741332594 counting only the distinct ones).

The product of its digits is 2821754880, while the sum is 78.

The spelling of 6899583964272 in words is "six trillion, eight hundred ninety-nine billion, five hundred eighty-three million, nine hundred sixty-four thousand, two hundred seventy-two".