84156846246472 has 64 divisors (see below), whose sum is σ = 166702833924480. Its totient is φ = 39748645804032.

The previous prime is 84156846246469. The next prime is 84156846246493. The reversal of 84156846246472 is 27464264865148.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 84156846246398 and 84156846246407.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 38537718 + ... + 40662874.

It is an arithmetic number, because the mean of its divisors is an integer number (2604731780070).

Almost surely, 2^{84156846246472} is an apocalyptic number.

It is an amenable number.

84156846246472 is a deficient number, since it is larger than the sum of its proper divisors (82545987678008).

84156846246472 is a wasteful number, since it uses less digits than its factorization.

84156846246472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127862 (or 2127858 counting only the distinct ones).

The product of its digits is 495452160, while the sum is 67.

The spelling of 84156846246472 in words is "eighty-four trillion, one hundred fifty-six billion, eight hundred forty-six million, two hundred forty-six thousand, four hundred seventy-two".