23154535231045 has 8 divisors (see below), whose sum is σ = 27794633642496. Its totient is φ = 18517500608016.

The previous prime is 23154535231027. The next prime is 23154535231073. The reversal of 23154535231045 is 54013253545132.

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

It is a cyclic number.

It is not a de Polignac number, because 23154535231045 - 2¹¹ = 23154535228997 is a prime.

It is a super-2 number, since 2×23154535231045² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23154535230992 and 23154535231010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 765930477 + ... + 765960706.

It is an arithmetic number, because the mean of its divisors is an integer number (3474329205312).

Almost surely, 2^{23154535231045} is an apocalyptic number.

It is an amenable number.

23154535231045 is a deficient number, since it is larger than the sum of its proper divisors (4640098411451).

23154535231045 is a wasteful number, since it uses less digits than its factorization.

23154535231045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531894211.

The product of its (nonzero) digits is 1080000, while the sum is 43.

Adding to 23154535231045 its reverse (54013253545132), we get a palindrome (77167788776177).

The spelling of 23154535231045 in words is "twenty-three trillion, one hundred fifty-four billion, five hundred thirty-five million, two hundred thirty-one thousand, forty-five".