86285428774 has 16 divisors (see below), whose sum is σ = 132320300112. Its totient is φ = 42184219168.

The previous prime is 86285428771. The next prime is 86285428787. The reversal of 86285428774 is 47782458268.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86285428771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1358044 + ... + 1420159.

It is an arithmetic number, because the mean of its divisors is an integer number (8270018757).

Almost surely, 2^86285428774 is an apocalyptic number.

86285428774 is a deficient number, since it is larger than the sum of its proper divisors (46034871338).

86285428774 is a wasteful number, since it uses less digits than its factorization.

86285428774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778551.

The product of its digits is 48168960, while the sum is 61.

The spelling of 86285428774 in words is "eighty-six billion, two hundred eighty-five million, four hundred twenty-eight thousand, seven hundred seventy-four".