23453352040511 has 8 divisors (see below), whose sum is σ = 24281359275600. Its totient is φ = 22626629536000.

The previous prime is 23453352040493. The next prime is 23453352040523. The reversal of 23453352040511 is 11504025335432.

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 23453352040511 - 2¹⁰ = 23453352039487 is a prime.

It is a super-2 number, since 2×23453352040511² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23453352040411) 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, 321145490 + ... + 321218511.

It is an arithmetic number, because the mean of its divisors is an integer number (3035169909450).

Almost surely, 2^{23453352040511} is an apocalyptic number.

23453352040511 is a deficient number, since it is larger than the sum of its proper divisors (828007235089).

23453352040511 is a wasteful number, since it uses less digits than its factorization.

23453352040511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642365289.

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 23453352040511 its reverse (11504025335432), we get a palindrome (34957377375943).

The spelling of 23453352040511 in words is "twenty-three trillion, four hundred fifty-three billion, three hundred fifty-two million, forty thousand, five hundred eleven".