22254435352431 has 12 divisors (see below), whose sum is σ = 32227931235240. Its totient is φ = 14798150669040.

The previous prime is 22254435352423. The next prime is 22254435352451. The reversal of 22254435352431 is 13425353445222.

It is a happy number.

22254435352431 is a `hidden beast` number, since 2 + 2 + 2 + 5 + 4 + 43 + 53 + 524 + 31 = 666.

It is not a de Polignac number, because 22254435352431 - 2³ = 22254435352423 is a prime.

It is a super-2 number, since 2×22254435352431² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22254435352421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3178293465 + ... + 3178300466.

It is an arithmetic number, because the mean of its divisors is an integer number (2685660936270).

Almost surely, 2^{22254435352431} is an apocalyptic number.

22254435352431 is a deficient number, since it is larger than the sum of its proper divisors (9973495882809).

22254435352431 is a wasteful number, since it uses less digits than its factorization.

22254435352431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6356594326 (or 6356594323 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 45.

Adding to 22254435352431 its reverse (13425353445222), we get a palindrome (35679788797653).

The spelling of 22254435352431 in words is "twenty-two trillion, two hundred fifty-four billion, four hundred thirty-five million, three hundred fifty-two thousand, four hundred thirty-one".