84109836248 has 32 divisors (see below), whose sum is σ = 161147482560. Its totient is φ = 41138131200.

The previous prime is 84109836247. The next prime is 84109836271. The reversal of 84109836248 is 84263890148.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 84109836248.

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, 655940 + ... + 773612.

It is an arithmetic number, because the mean of its divisors is an integer number (5035858830).

Almost surely, 2^84109836248 is an apocalyptic number.

It is an amenable number.

84109836248 is a deficient number, since it is larger than the sum of its proper divisors (77037646312).

84109836248 is a wasteful number, since it uses less digits than its factorization.

84109836248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119627 (or 119623 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 53.

The spelling of 84109836248 in words is "eighty-four billion, one hundred nine million, eight hundred thirty-six thousand, two hundred forty-eight".