225126037431 has 24 divisors (see below), whose sum is σ = 325590632640. Its totient is φ = 149895573696.

The previous prime is 225126037393. The next prime is 225126037439. The reversal of 225126037431 is 134730621522.

225126037431 is a `hidden beast` number, since 2 + 2 + 5 + 1 + 2 + 603 + 7 + 43 + 1 = 666.

It is not a de Polignac number, because 225126037431 - 2¹¹ = 225126035383 is a prime.

It is a super-2 number, since 2×225126037431² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225126037439) 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 23 ways as a sum of consecutive naturals, for example, 44674210 + ... + 44679248.

It is an arithmetic number, because the mean of its divisors is an integer number (13566276360).

Almost surely, 2^225126037431 is an apocalyptic number.

225126037431 is a deficient number, since it is larger than the sum of its proper divisors (100464595209).

225126037431 is a wasteful number, since it uses less digits than its factorization.

225126037431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10295 (or 10292 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

Adding to 225126037431 its reverse (134730621522), we get a palindrome (359856658953).

The spelling of 225126037431 in words is "two hundred twenty-five billion, one hundred twenty-six million, thirty-seven thousand, four hundred thirty-one".