23151345032351 has 4 divisors (see below), whose sum is σ = 23250707028432. Its totient is φ = 23051983036272.

The previous prime is 23151345032339. The next prime is 23151345032357. The reversal of 23151345032351 is 15323054315132.

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 23151345032351 - 2¹⁰ = 23151345031327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23151345032357) 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, 49680997691 + ... + 49680998156.

It is an arithmetic number, because the mean of its divisors is an integer number (5812676757108).

Almost surely, 2^{23151345032351} is an apocalyptic number.

23151345032351 is a deficient number, since it is larger than the sum of its proper divisors (99361996081).

23151345032351 is an equidigital number, since it uses as much as digits as its factorization.

23151345032351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99361996080.

The product of its (nonzero) digits is 162000, while the sum is 38.

Adding to 23151345032351 its reverse (15323054315132), we get a palindrome (38474399347483).

The spelling of 23151345032351 in words is "twenty-three trillion, one hundred fifty-one billion, three hundred forty-five million, thirty-two thousand, three hundred fifty-one".