230865878723 has 4 divisors (see below), whose sum is σ = 240903525648. Its totient is φ = 220828231800.

The previous prime is 230865878671. The next prime is 230865878791. The reversal of 230865878723 is 327878568032.

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 230865878723 - 2²² = 230861684419 is a prime.

It is a super-2 number, since 2×230865878723² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230865878123) 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, 5018823428 + ... + 5018823473.

It is an arithmetic number, because the mean of its divisors is an integer number (60225881412).

Almost surely, 2^230865878723 is an apocalyptic number.

230865878723 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

230865878723 is a deficient number, since it is larger than the sum of its proper divisors (10037646925).

230865878723 is a wasteful number, since it uses less digits than its factorization.

230865878723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10037646924.

The product of its (nonzero) digits is 27095040, while the sum is 59.

The spelling of 230865878723 in words is "two hundred thirty billion, eight hundred sixty-five million, eight hundred seventy-eight thousand, seven hundred twenty-three".