84112715388 has 24 divisors (see below), whose sum is σ = 211360157008. Its totient is φ = 25880835456.

The previous prime is 84112715381. The next prime is 84112715429. The reversal of 84112715388 is 88351721148.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84112715381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269591881 + ... + 269592192.

Almost surely, 2^84112715388 is an apocalyptic number.

It is an amenable number.

84112715388 is an abundant number, since it is smaller than the sum of its proper divisors (127247441620).

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

84112715388 is a wasteful number, since it uses less digits than its factorization.

84112715388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539184093 (or 539184091 counting only the distinct ones).

The product of its digits is 430080, while the sum is 48.

The spelling of 84112715388 in words is "eighty-four billion, one hundred twelve million, seven hundred fifteen thousand, three hundred eighty-eight".