231368092647 has 8 divisors (see below), whose sum is σ = 321903433344. Its totient is φ = 147539073528.

The previous prime is 231368092643. The next prime is 231368092663. The reversal of 231368092647 is 746290863132.

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

It is not a de Polignac number, because 231368092647 - 2² = 231368092643 is a prime.

It is a super-2 number, since 2×231368092647² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 231368092647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231368092643) 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, 1676580313 + ... + 1676580450.

It is an arithmetic number, because the mean of its divisors is an integer number (40237929168).

Almost surely, 2^231368092647 is an apocalyptic number.

231368092647 is a deficient number, since it is larger than the sum of its proper divisors (90535340697).

231368092647 is a wasteful number, since it uses less digits than its factorization.

231368092647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3353160789.

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 231368092647 in words is "two hundred thirty-one billion, three hundred sixty-eight million, ninety-two thousand, six hundred forty-seven".