6489228231231 has 4 divisors (see below), whose sum is σ = 8652304308312. Its totient is φ = 4326152154152.

The previous prime is 6489228231203. The next prime is 6489228231281. The reversal of 6489228231231 is 1321328229846.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6489228231231 - 2⁷ = 6489228231103 is a prime.

It is a super-2 number, since 2×6489228231231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6489228231281) 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, 1081538038536 + ... + 1081538038541.

It is an arithmetic number, because the mean of its divisors is an integer number (2163076077078).

Almost surely, 2^{6489228231231} is an apocalyptic number.

6489228231231 is a deficient number, since it is larger than the sum of its proper divisors (2163076077081).

6489228231231 is a wasteful number, since it uses less digits than its factorization.

6489228231231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163076077080.

The product of its digits is 1990656, while the sum is 51.

The spelling of 6489228231231 in words is "six trillion, four hundred eighty-nine billion, two hundred twenty-eight million, two hundred thirty-one thousand, two hundred thirty-one".