240323534323453 has 64 divisors (see below), whose sum is σ = 293830905139200. Its totient is φ = 192080152535040.

The previous prime is 240323534323447. The next prime is 240323534323469. The reversal of 240323534323453 is 354323435323042.

It is not a de Polignac number, because 240323534323453 - 2¹⁷ = 240323534192381 is a prime.

It is a super-2 number, since 2×240323534323453² (a number of 30 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 (240323534326453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13796623378 + ... + 13796640796.

It is an arithmetic number, because the mean of its divisors is an integer number (4591107892800).

Almost surely, 2^{240323534323453} is an apocalyptic number.

240323534323453 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

240323534323453 is a deficient number, since it is larger than the sum of its proper divisors (53507370815747).

240323534323453 is a wasteful number, since it uses less digits than its factorization.

240323534323453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21242.

The product of its (nonzero) digits is 9331200, while the sum is 46.

Adding to 240323534323453 its reverse (354323435323042), we get a palindrome (594646969646495).

The spelling of 240323534323453 in words is "two hundred forty trillion, three hundred twenty-three billion, five hundred thirty-four million, three hundred twenty-three thousand, four hundred fifty-three".