84126984126 has 64 divisors (see below), whose sum is σ = 177843714048. Its totient is φ = 26476211168.

The previous prime is 84126984119. The next prime is 84126984167. The reversal of 84126984126 is 62148962148.

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, 16342285 + ... + 16347431.

It is an arithmetic number, because the mean of its divisors is an integer number (2778808032).

Almost surely, 2^84126984126 is an apocalyptic number.

84126984126 is an abundant number, since it is smaller than the sum of its proper divisors (93716729922).

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

84126984126 is a wasteful number, since it uses less digits than its factorization.

84126984126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6685.

The product of its digits is 1327104, while the sum is 51.

The spelling of 84126984126 in words is "eighty-four billion, one hundred twenty-six million, nine hundred eighty-four thousand, one hundred twenty-six".