188142603418 has 64 divisors (see below), whose sum is σ = 356581048320. Its totient is φ = 72318355200.

The previous prime is 188142603361. The next prime is 188142603419. The reversal of 188142603418 is 814306241881.

188142603418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (188142603419) 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 31 ways as a sum of consecutive naturals, for example, 17890930 + ... + 17901442.

It is an arithmetic number, because the mean of its divisors is an integer number (5571578880).

Almost surely, 2^188142603418 is an apocalyptic number.

188142603418 is a deficient number, since it is larger than the sum of its proper divisors (168438444902).

188142603418 is a wasteful number, since it uses less digits than its factorization.

188142603418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12083.

The product of its (nonzero) digits is 294912, while the sum is 46.

The spelling of 188142603418 in words is "one hundred eighty-eight billion, one hundred forty-two million, six hundred three thousand, four hundred eighteen".