84045849042 has 16 divisors (see below), whose sum is σ = 168229154880. Its totient is φ = 27992373552.

The previous prime is 84045849023. The next prime is 84045849067. The reversal of 84045849042 is 24094854048.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 84045848982 and 84045849000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5719417 + ... + 5734092.

It is an arithmetic number, because the mean of its divisors is an integer number (10514322180).

Almost surely, 2^84045849042 is an apocalyptic number.

84045849042 is an abundant number, since it is smaller than the sum of its proper divisors (84183305838).

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

84045849042 is a wasteful number, since it uses less digits than its factorization.

84045849042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11454737.

The product of its (nonzero) digits is 1474560, while the sum is 48.

The spelling of 84045849042 in words is "eighty-four billion, forty-five million, eight hundred forty-nine thousand, forty-two".