84342501849 has 8 divisors (see below), whose sum is σ = 115496038720. Its totient is φ = 54708649776.

The previous prime is 84342501821. The next prime is 84342501851. The reversal of 84342501849 is 94810524348.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 84342501849 - 2⁹ = 84342501337 is a prime.

It is a super-2 number, since 2×84342501849² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84342501798 and 84342501807.

It is not an unprimeable number, because it can be changed into a prime (84342501809) 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 7 ways as a sum of consecutive naturals, for example, 379921069 + ... + 379921290.

It is an arithmetic number, because the mean of its divisors is an integer number (14437004840).

Almost surely, 2^84342501849 is an apocalyptic number.

It is an amenable number.

84342501849 is a deficient number, since it is larger than the sum of its proper divisors (31153536871).

84342501849 is a wasteful number, since it uses less digits than its factorization.

84342501849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759842399.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 84342501849 in words is "eighty-four billion, three hundred forty-two million, five hundred one thousand, eight hundred forty-nine".