4197943137479 has 8 divisors (see below), whose sum is σ = 5166699246240. Its totient is φ = 3321449515296.

The previous prime is 4197943137457. The next prime is 4197943137497. The reversal of 4197943137479 is 9747313497914.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4197943137479 - 2²⁴ = 4197926360263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4197943137379) 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, 23065621544 + ... + 23065621725.

It is an arithmetic number, because the mean of its divisors is an integer number (645837405780).

Almost surely, 2^{4197943137479} is an apocalyptic number.

4197943137479 is a deficient number, since it is larger than the sum of its proper divisors (968756108761).

4197943137479 is a wasteful number, since it uses less digits than its factorization.

4197943137479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46131243289.

The product of its digits is 144027072, while the sum is 68.

The spelling of 4197943137479 in words is "four trillion, one hundred ninety-seven billion, nine hundred forty-three million, one hundred thirty-seven thousand, four hundred seventy-nine".