84109836246 has 16 divisors (see below), whose sum is σ = 175533571584. Its totient is φ = 26817628904.

The previous prime is 84109836221. The next prime is 84109836247. The reversal of 84109836246 is 64263890148.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84109836247) 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, 304745646 + ... + 304745921.

It is an arithmetic number, because the mean of its divisors is an integer number (10970848224).

Almost surely, 2^84109836246 is an apocalyptic number.

84109836246 is an abundant number, since it is smaller than the sum of its proper divisors (91423735338).

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

84109836246 is a wasteful number, since it uses less digits than its factorization.

84109836246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609491595.

The product of its (nonzero) digits is 1990656, while the sum is 51.

The spelling of 84109836246 in words is "eighty-four billion, one hundred nine million, eight hundred thirty-six thousand, two hundred forty-six".