706715861247 has 12 divisors (see below), whose sum is σ = 1113612872424. Its totient is φ = 428312643120.

The previous prime is 706715861239. The next prime is 706715861279. The reversal of 706715861247 is 742168517607.

706715861247 is a `hidden beast` number, since 7 + 0 + 6 + 7 + 1 + 586 + 12 + 47 = 666.

It is not a de Polignac number, because 706715861247 - 2³ = 706715861239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 706715861193 and 706715861202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706715861297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3569271928 + ... + 3569272125.

It is an arithmetic number, because the mean of its divisors is an integer number (92801072702).

Almost surely, 2^706715861247 is an apocalyptic number.

706715861247 is a deficient number, since it is larger than the sum of its proper divisors (406897011177).

706715861247 is a wasteful number, since it uses less digits than its factorization.

706715861247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7138544070 (or 7138544067 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 54.

The spelling of 706715861247 in words is "seven hundred six billion, seven hundred fifteen million, eight hundred sixty-one thousand, two hundred forty-seven".