126423203022164 has 24 divisors (see below), whose sum is σ = 221701393001088. Its totient is φ = 63080021134080.

The previous prime is 126423203022161. The next prime is 126423203022191. The reversal of 126423203022164 is 461220302324621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126423203022161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2250557 + ... + 16059620.

It is an arithmetic number, because the mean of its divisors is an integer number (9237558041712).

Almost surely, 2^{126423203022164} is an apocalyptic number.

It is an amenable number.

126423203022164 is a deficient number, since it is larger than the sum of its proper divisors (95278189978924).

126423203022164 is a wasteful number, since it uses less digits than its factorization.

126423203022164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18313775 (or 18313773 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 38.

Adding to 126423203022164 its reverse (461220302324621), we get a palindrome (587643505346785).

The spelling of 126423203022164 in words is "one hundred twenty-six trillion, four hundred twenty-three billion, two hundred three million, twenty-two thousand, one hundred sixty-four".