708206264138 has 8 divisors (see below), whose sum is σ = 1118220417120. Its totient is φ = 335466125100.

The previous prime is 708206264137. The next prime is 708206264201. The reversal of 708206264138 is 831462602807.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×708206264138² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 708206264092 and 708206264101.

It is not an unprimeable number, because it can be changed into a prime (708206264131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9318503438 + ... + 9318503513.

It is an arithmetic number, because the mean of its divisors is an integer number (139777552140).

Almost surely, 2^708206264138 is an apocalyptic number.

708206264138 is a deficient number, since it is larger than the sum of its proper divisors (410014152982).

708206264138 is a wasteful number, since it uses less digits than its factorization.

708206264138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18637006972.

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 708206264138 in words is "seven hundred eight billion, two hundred six million, two hundred sixty-four thousand, one hundred thirty-eight".