84964723517 has 8 divisors (see below), whose sum is σ = 85880564736. Its totient is φ = 84052739232.

The previous prime is 84964723511. The next prime is 84964723553. The reversal of 84964723517 is 71532746948.

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

It is a cyclic number.

It is not a de Polignac number, because 84964723517 - 2¹² = 84964719421 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 (84964723511) 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, 919928 + ... + 1008065.

It is an arithmetic number, because the mean of its divisors is an integer number (10735070592).

Almost surely, 2^84964723517 is an apocalyptic number.

It is an amenable number.

84964723517 is a deficient number, since it is larger than the sum of its proper divisors (915841219).

84964723517 is a wasteful number, since it uses less digits than its factorization.

84964723517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928467.

The product of its digits is 10160640, while the sum is 56.

The spelling of 84964723517 in words is "eighty-four billion, nine hundred sixty-four million, seven hundred twenty-three thousand, five hundred seventeen".