84940309013 has 4 divisors (see below), whose sum is σ = 97074638880. Its totient is φ = 72805979148.

The previous prime is 84940308997. The next prime is 84940309019. The reversal of 84940309013 is 31090304948.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 84940309013 - 2⁴ = 84940308997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84940309019) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6067164923 + ... + 6067164936.

It is an arithmetic number, because the mean of its divisors is an integer number (24268659720).

Almost surely, 2^84940309013 is an apocalyptic number.

It is an amenable number.

84940309013 is a deficient number, since it is larger than the sum of its proper divisors (12134329867).

84940309013 is a wasteful number, since it uses less digits than its factorization.

84940309013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12134329866.

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 84940309013 in words is "eighty-four billion, nine hundred forty million, three hundred nine thousand, thirteen".