82027901004 has 36 divisors (see below), whose sum is σ = 222647161464. Its totient is φ = 23436542976.

The previous prime is 82027900909. The next prime is 82027901009. The reversal of 82027901004 is 40010972028.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (82027901009) 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 11 ways as a sum of consecutive naturals, for example, 69751029 + ... + 69752204.

It is an arithmetic number, because the mean of its divisors is an integer number (6184643374).

Almost surely, 2^82027901004 is an apocalyptic number.

82027901004 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

82027901004 is an abundant number, since it is smaller than the sum of its proper divisors (140619260460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82027901004 is a wasteful number, since it uses less digits than its factorization.

82027901004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139503254 (or 139503245 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The spelling of 82027901004 in words is "eighty-two billion, twenty-seven million, nine hundred one thousand, four".