6479897237 has 16 divisors (see below), whose sum is σ = 7444180800. Its totient is φ = 5578410240.

The previous prime is 6479897189. The next prime is 6479897243. The reversal of 6479897237 is 7327989746.

It is a cyclic number.

It is not a de Polignac number, because 6479897237 - 2⁶ = 6479897173 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6479897237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6479897297) 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, 640583 + ... + 650619.

It is an arithmetic number, because the mean of its divisors is an integer number (465261300).

Almost surely, 2^6479897237 is an apocalyptic number.

It is an amenable number.

6479897237 is a deficient number, since it is larger than the sum of its proper divisors (964283563).

6479897237 is a wasteful number, since it uses less digits than its factorization.

6479897237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13156.

The product of its digits is 32006016, while the sum is 62.

The square root of 6479897237 is about 80497.8088956463. The cubic root of 6479897237 is about 1864.3296483186.

The spelling of 6479897237 in words is "six billion, four hundred seventy-nine million, eight hundred ninety-seven thousand, two hundred thirty-seven".