82787949679336 has 32 divisors (see below), whose sum is σ = 169339774240800. Its totient is φ = 37630711493440.

The previous prime is 82787949679321. The next prime is 82787949679387. The reversal of 82787949679336 is 63397694978728.

It is a super-2 number, since 2×82787949679336² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (88).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17922171 + ... + 22063093.

It is an arithmetic number, because the mean of its divisors is an integer number (5291867945025).

Almost surely, 2^{82787949679336} is an apocalyptic number.

It is an amenable number.

82787949679336 is an abundant number, since it is smaller than the sum of its proper divisors (86551824561464).

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

82787949679336 is a wasteful number, since it uses less digits than its factorization.

82787949679336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4368129 (or 4368125 counting only the distinct ones).

The product of its digits is 41479796736, while the sum is 88.

The spelling of 82787949679336 in words is "eighty-two trillion, seven hundred eighty-seven billion, nine hundred forty-nine million, six hundred seventy-nine thousand, three hundred thirty-six".