4027188618172 has 12 divisors (see below), whose sum is σ = 7049051733640. Its totient is φ = 2013173837136.

The previous prime is 4027188618139. The next prime is 4027188618179. The reversal of 4027188618172 is 2718168817204.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4027188618179) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 105096438 + ... + 105134749.

Almost surely, 2^{4027188618172} is an apocalyptic number.

It is an amenable number.

4027188618172 is a deficient number, since it is larger than the sum of its proper divisors (3021863115468).

4027188618172 is a wasteful number, since it uses less digits than its factorization.

4027188618172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210235980 (or 210235978 counting only the distinct ones).

The product of its (nonzero) digits is 2408448, while the sum is 55.

The spelling of 4027188618172 in words is "four trillion, twenty-seven billion, one hundred eighty-eight million, six hundred eighteen thousand, one hundred seventy-two".