708628923601 has 3 divisors (see below), whose sum is σ = 708629765403. Its totient is φ = 708628081800.

The previous prime is 708628923571. The next prime is 708628923643. The reversal of 708628923601 is 106329826807.

The square root of 708628923601 is 841801.

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

708628923601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 475339923601 + 233289000000 = 689449^2 + 483000^2 .

It is not a de Polignac number, because 708628923601 - 2¹⁵ = 708628890833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (708628123601) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 420901 + ... + 1262701.

It is an arithmetic number, because the mean of its divisors is an integer number (236209921801).

Almost surely, 2^708628923601 is an apocalyptic number.

708628923601 is the 841801-st square number.

708628923601 is the 420901-st centered octagonal number.

It is an amenable number.

708628923601 is a deficient number, since it is larger than the sum of its proper divisors (841802).

708628923601 is an frugal number, since it uses more digits than its factorization.

708628923601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683602 (or 841801 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 708628923601 in words is "seven hundred eight billion, six hundred twenty-eight million, nine hundred twenty-three thousand, six hundred one".