8072147121400 has 48 divisors (see below), whose sum is σ = 18799074126000. Its totient is φ = 3223468385280.

The previous prime is 8072147121377. The next prime is 8072147121433. The reversal of 8072147121400 is 41217412708.

It is a self number, because there is not a number n which added to its sum of digits gives 8072147121400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33570297 + ... + 33809896.

It is an arithmetic number, because the mean of its divisors is an integer number (391647377625).

Almost surely, 2^{8072147121400} is an apocalyptic number.

It is an amenable number.

8072147121400 is an abundant number, since it is smaller than the sum of its proper divisors (10726927004600).

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

8072147121400 is a wasteful number, since it uses less digits than its factorization.

8072147121400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67380808 (or 67380799 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 37.

The spelling of 8072147121400 in words is "eight trillion, seventy-two billion, one hundred forty-seven million, one hundred twenty-one thousand, four hundred".