8138188020414 has 64 divisors (see below), whose sum is σ = 16703057687040. Its totient is φ = 2642580547200.

The previous prime is 8138188020371. The next prime is 8138188020427. The reversal of 8138188020414 is 4140208818318.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33538167 + ... + 33779949.

It is an arithmetic number, because the mean of its divisors is an integer number (260985276360).

Almost surely, 2^{8138188020414} is an apocalyptic number.

8138188020414 is an abundant number, since it is smaller than the sum of its proper divisors (8564869666626).

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

8138188020414 is a wasteful number, since it uses less digits than its factorization.

8138188020414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242785.

The product of its (nonzero) digits is 393216, while the sum is 48.

The spelling of 8138188020414 in words is "eight trillion, one hundred thirty-eight billion, one hundred eighty-eight million, twenty thousand, four hundred fourteen".