23151154415 has 8 divisors (see below), whose sum is σ = 28067791920. Its totient is φ = 18329985792.

The previous prime is 23151154379. The next prime is 23151154417. The reversal of 23151154415 is 51445115132.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23151154415 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23151154417) 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, 23866685 + ... + 23867654.

It is an arithmetic number, because the mean of its divisors is an integer number (3508473990).

Almost surely, 2^23151154415 is an apocalyptic number.

23151154415 is a deficient number, since it is larger than the sum of its proper divisors (4916637505).

23151154415 is an equidigital number, since it uses as much as digits as its factorization.

23151154415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47734441.

The product of its digits is 12000, while the sum is 32.

Adding to 23151154415 its reverse (51445115132), we get a palindrome (74596269547).

The spelling of 23151154415 in words is "twenty-three billion, one hundred fifty-one million, one hundred fifty-four thousand, four hundred fifteen".