225544031511 has 16 divisors (see below), whose sum is σ = 300946214016. Its totient is φ = 150252320736.

The previous prime is 225544031509. The next prime is 225544031653. The reversal of 225544031511 is 115130445522.

225544031511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225544031511 - 2¹ = 225544031509 is a prime.

It is a super-2 number, since 2×225544031511² (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 (225544031501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38076396 + ... + 38082318.

It is an arithmetic number, because the mean of its divisors is an integer number (18809138376).

Almost surely, 2^225544031511 is an apocalyptic number.

225544031511 is a deficient number, since it is larger than the sum of its proper divisors (75402182505).

225544031511 is a wasteful number, since it uses less digits than its factorization.

225544031511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13102.

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 225544031511 in words is "two hundred twenty-five billion, five hundred forty-four million, thirty-one thousand, five hundred eleven".