84950138371 has 32 divisors (see below), whose sum is σ = 108867456000. Its totient is φ = 64573065216.

The previous prime is 84950138323. The next prime is 84950138443. The reversal of 84950138371 is 17383105948.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 84950138371 - 2⁷ = 84950138243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84950138171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48246 + ... + 415003.

It is an arithmetic number, because the mean of its divisors is an integer number (3402108000).

Almost surely, 2^84950138371 is an apocalyptic number.

84950138371 is a deficient number, since it is larger than the sum of its proper divisors (23917317629).

84950138371 is a wasteful number, since it uses less digits than its factorization.

84950138371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463363.

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 84950138371 in words is "eighty-four billion, nine hundred fifty million, one hundred thirty-eight thousand, three hundred seventy-one".