84886147090 has 16 divisors (see below), whose sum is σ = 161783010072. Its totient is φ = 31957137664.

The previous prime is 84886147061. The next prime is 84886147091. The reversal of 84886147090 is 9074168848.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 83690439849 + 1195707241 = 289293^2 + 34579^2 .

It is not an unprimeable number, because it can be changed into a prime (84886147091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249664969 + ... + 249665308.

Almost surely, 2^84886147090 is an apocalyptic number.

84886147090 is a deficient number, since it is larger than the sum of its proper divisors (76896862982).

84886147090 is a wasteful number, since it uses less digits than its factorization.

84886147090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499330301.

The product of its (nonzero) digits is 3096576, while the sum is 55.

The spelling of 84886147090 in words is "eighty-four billion, eight hundred eighty-six million, one hundred forty-seven thousand, ninety".