84579800662 has 16 divisors (see below), whose sum is σ = 145062099360. Its totient is φ = 36231447168.

The previous prime is 84579800653. The next prime is 84579800663. The reversal of 84579800662 is 26600897548.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84579800663) 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, 1389033 + ... + 1448644.

It is an arithmetic number, because the mean of its divisors is an integer number (9066381210).

Almost surely, 2^84579800662 is an apocalyptic number.

84579800662 is a deficient number, since it is larger than the sum of its proper divisors (60482298698).

84579800662 is a wasteful number, since it uses less digits than its factorization.

84579800662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2839815.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 84579800662 in words is "eighty-four billion, five hundred seventy-nine million, eight hundred thousand, six hundred sixty-two".