22431511513423 has 32 divisors (see below), whose sum is σ = 23510886854400. Its totient is φ = 21385223059200.

The previous prime is 22431511513399. The next prime is 22431511513483. The reversal of 22431511513423 is 32431511513422.

It is a cyclic number.

It is not a de Polignac number, because 22431511513423 - 2⁴¹ = 20232488257871 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 (22431511513483) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 993808728 + ... + 993831298.

It is an arithmetic number, because the mean of its divisors is an integer number (734715214200).

Almost surely, 2^{22431511513423} is an apocalyptic number.

22431511513423 is a deficient number, since it is larger than the sum of its proper divisors (1079375340977).

22431511513423 is a wasteful number, since it uses less digits than its factorization.

22431511513423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26343.

The product of its digits is 86400, while the sum is 37.

Subtracting 22431511513423 from its reverse (32431511513422), we obtain a palindrome (9999999999999).

The spelling of 22431511513423 in words is "twenty-two trillion, four hundred thirty-one billion, five hundred eleven million, five hundred thirteen thousand, four hundred twenty-three".