423601166142144 has 84 divisors (see below), whose sum is σ = 1214213520088296. Its totient is φ = 141196055528448.

The previous prime is 423601166142139. The next prime is 423601166142149. The reversal of 423601166142144 is 441241661106324.

It is a happy number.

423601166142144 is a `hidden beast` number, since 4 + 2 + 3 + 6 + 0 + 1 + 1 + 6 + 614 + 21 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (423601166142139) and next prime (423601166142149).

It is a self number, because there is not a number n which added to its sum of digits gives 423601166142144.

It is not an unprimeable number, because it can be changed into a prime (423601166142149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7528587 + ... + 30064629.

It is an arithmetic number, because the mean of its divisors is an integer number (14454922858194).

Almost surely, 2^{423601166142144} is an apocalyptic number.

It is an amenable number.

423601166142144 is an abundant number, since it is smaller than the sum of its proper divisors (790612353946152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423601166142144 is a wasteful number, since it uses less digits than its factorization.

423601166142144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22568694 (or 22568681 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 423601166142144 in words is "four hundred twenty-three trillion, six hundred one billion, one hundred sixty-six million, one hundred forty-two thousand, one hundred forty-four".