10431565223444 has 144 divisors (see below), whose sum is σ = 20938119436080. Its totient is φ = 4536815861760.

The previous prime is 10431565223437. The next prime is 10431565223467. The reversal of 10431565223444 is 44432256513401.

It can be written as a sum of positive squares in 24 ways, for example, as 7516480224400 + 2915084999044 = 2741620^2 + 1707362^2 .

It is a super-2 number, since 2×10431565223444² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10431565223395 and 10431565223404.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 72776054 + ... + 72919250.

It is an arithmetic number, because the mean of its divisors is an integer number (145403607195).

Almost surely, 2^{10431565223444} is an apocalyptic number.

It is an amenable number.

10431565223444 is an abundant number, since it is smaller than the sum of its proper divisors (10506554212636).

10431565223444 is a wasteful number, since it uses less digits than its factorization.

10431565223444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143358 (or 143339 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 10431565223444 in words is "ten trillion, four hundred thirty-one billion, five hundred sixty-five million, two hundred twenty-three thousand, four hundred forty-four".