70944362856 has 24 divisors (see below), whose sum is σ = 192140982930. Its totient is φ = 23648120928.

The previous prime is 70944362803. The next prime is 70944362857. The reversal of 70944362856 is 65826344907.

70944362856 is a `hidden beast` number, since 7 + 0 + 9 + 4 + 4 + 3 + 628 + 5 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 47800825956 + 23143536900 = 218634^2 + 152130^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (70944362857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 492669115 + ... + 492669258.

Almost surely, 2^70944362856 is an apocalyptic number.

It is an amenable number.

70944362856 is an abundant number, since it is smaller than the sum of its proper divisors (121196620074).

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

70944362856 is a wasteful number, since it uses less digits than its factorization.

70944362856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985338385 (or 985338378 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 70944362856 in words is "seventy billion, nine hundred forty-four million, three hundred sixty-two thousand, eight hundred fifty-six".