84695409076 has 12 divisors (see below), whose sum is σ = 148263004260. Its totient is φ = 42334550720.

The previous prime is 84695409067. The next prime is 84695409077. The reversal of 84695409076 is 67090459648.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 48963068176 + 35732340900 = 221276^2 + 189030^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 84695409076.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84695409077) 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 3 ways as a sum of consecutive naturals, for example, 3273961 + ... + 3299728.

It is an arithmetic number, because the mean of its divisors is an integer number (12355250355).

Almost surely, 2^84695409076 is an apocalyptic number.

It is an amenable number.

84695409076 is a deficient number, since it is larger than the sum of its proper divisors (63567595184).

84695409076 is a wasteful number, since it uses less digits than its factorization.

84695409076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6576914 (or 6576912 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 84695409076 in words is "eighty-four billion, six hundred ninety-five million, four hundred nine thousand, seventy-six".