706315813844 has 6 divisors (see below), whose sum is σ = 1236052674234. Its totient is φ = 353157906920.

The previous prime is 706315813813. The next prime is 706315813849. The reversal of 706315813844 is 448318513607.

It can be written as a sum of positive squares in only one way, i.e., 694868953744 + 11446860100 = 833588^2 + 106990^2 .

It is a super-2 number, since 2×706315813844² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 706315813792 and 706315813801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706315813849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88289476727 + ... + 88289476734.

It is an arithmetic number, because the mean of its divisors is an integer number (206008779039).

Almost surely, 2^706315813844 is an apocalyptic number.

It is an amenable number.

706315813844 is a deficient number, since it is larger than the sum of its proper divisors (529736860390).

706315813844 is a wasteful number, since it uses less digits than its factorization.

706315813844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176578953465 (or 176578953463 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 706315813844 in words is "seven hundred six billion, three hundred fifteen million, eight hundred thirteen thousand, eight hundred forty-four".