84884674993 has 4 divisors (see below), whose sum is σ = 85197902848. Its totient is φ = 84571447140.

The previous prime is 84884674969. The next prime is 84884675023. The reversal of 84884674993 is 39947648848.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 84884674993 - 2⁹ = 84884674481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84884674913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156613521 + ... + 156614062.

It is an arithmetic number, because the mean of its divisors is an integer number (21299475712).

Almost surely, 2^84884674993 is an apocalyptic number.

It is an amenable number.

84884674993 is a deficient number, since it is larger than the sum of its proper divisors (313227855).

84884674993 is a wasteful number, since it uses less digits than its factorization.

84884674993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313227854.

The product of its digits is 334430208, while the sum is 70.

The spelling of 84884674993 in words is "eighty-four billion, eight hundred eighty-four million, six hundred seventy-four thousand, nine hundred ninety-three".