111343164644 has 6 divisors (see below), whose sum is σ = 194850538134. Its totient is φ = 55671582320.

The previous prime is 111343164637. The next prime is 111343164649. The reversal of 111343164644 is 446461343111.

It can be written as a sum of positive squares in only one way, i.e., 106773404644 + 4569760000 = 326762^2 + 67600^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111343164598 and 111343164607.

It is not an unprimeable number, because it can be changed into a prime (111343164649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13917895577 + ... + 13917895584.

It is an arithmetic number, because the mean of its divisors is an integer number (32475089689).

Almost surely, 2^111343164644 is an apocalyptic number.

It is an amenable number.

111343164644 is a deficient number, since it is larger than the sum of its proper divisors (83507373490).

111343164644 is a wasteful number, since it uses less digits than its factorization.

111343164644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27835791165 (or 27835791163 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The spelling of 111343164644 in words is "one hundred eleven billion, three hundred forty-three million, one hundred sixty-four thousand, six hundred forty-four".