8047451628420 has 96 divisors (see below), whose sum is σ = 23888372745216. Its totient is φ = 2020632998400.

The previous prime is 8047451628407. The next prime is 8047451628439. The reversal of 8047451628420 is 248261547408.

It is a super-2 number, since 2×8047451628420² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58398571 + ... + 58536210.

It is an arithmetic number, because the mean of its divisors is an integer number (248837216096).

Almost surely, 2^{8047451628420} is an apocalyptic number.

It is an amenable number.

8047451628420 is an abundant number, since it is smaller than the sum of its proper divisors (15840921116796).

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

8047451628420 is a wasteful number, since it uses less digits than its factorization.

8047451628420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116934861 (or 116934859 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 51.

The spelling of 8047451628420 in words is "eight trillion, forty-seven billion, four hundred fifty-one million, six hundred twenty-eight thousand, four hundred twenty".