84698719967461 has 16 divisors (see below), whose sum is σ = 85786145377920. Its totient is φ = 83616766309440.

The previous prime is 84698719967441. The next prime is 84698719967501. The reversal of 84698719967461 is 16476991789648.

It is a cyclic number.

It is not a de Polignac number, because 84698719967461 - 2¹¹ = 84698719965413 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 (84698719967441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45378231 + ... + 47207851.

It is an arithmetic number, because the mean of its divisors is an integer number (5361634086120).

Almost surely, 2^{84698719967461} is an apocalyptic number.

It is an amenable number.

84698719967461 is a deficient number, since it is larger than the sum of its proper divisors (1087425410459).

84698719967461 is a wasteful number, since it uses less digits than its factorization.

84698719967461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831116.

The product of its digits is 7900913664, while the sum is 85.

The spelling of 84698719967461 in words is "eighty-four trillion, six hundred ninety-eight billion, seven hundred nineteen million, nine hundred sixty-seven thousand, four hundred sixty-one".