70865047387044 has 81 divisors (see below), whose sum is σ = 187261092259969. Its totient is φ = 22594282392000.

The previous prime is 70865047387009. The next prime is 70865047387073. The reversal of 70865047387044 is 44078374056807.

The square root of 70865047387044 is 8418138.

It is a perfect power (a square), and thus also a powerful number.

70865047387044 is a `hidden beast` number, since 7 + 0 + 8 + 6 + 50 + 473 + 8 + 70 + 44 = 666.

It can be written as a sum of positive squares in only one way, i.e., 46566457377444 + 24298590009600 = 6823962^2 + 4929360^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1161672544 + ... + 1161733544.

Almost surely, 2^{70865047387044} is an apocalyptic number.

70865047387044 is the 8418138-th square number.

It is an amenable number.

70865047387044 is an abundant number, since it is smaller than the sum of its proper divisors (116396044872925).

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

70865047387044 is an frugal number, since it uses more digits than its factorization.

70865047387044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122058 (or 61029 counting only the distinct ones).

The product of its (nonzero) digits is 126443520, while the sum is 63.

The spelling of 70865047387044 in words is "seventy trillion, eight hundred sixty-five billion, forty-seven million, three hundred eighty-seven thousand, forty-four".