84038188144 has 20 divisors (see below), whose sum is σ = 172401871824. Its totient is φ = 39547382528.

The previous prime is 84038188121. The next prime is 84038188183. The reversal of 84038188144 is 44188183048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154481692 + ... + 154482235.

Almost surely, 2^84038188144 is an apocalyptic number.

It is an amenable number.

84038188144 is an abundant number, since it is smaller than the sum of its proper divisors (88363683680).

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

84038188144 is a wasteful number, since it uses less digits than its factorization.

84038188144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308963952 (or 308963946 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 49.

The spelling of 84038188144 in words is "eighty-four billion, thirty-eight million, one hundred eighty-eight thousand, one hundred forty-four".