706815081628 has 12 divisors (see below), whose sum is σ = 1237222550032. Its totient is φ = 353322924480.

The previous prime is 706815081613. The next prime is 706815081629. The reversal of 706815081628 is 826180518607.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706815081629) 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 3 ways as a sum of consecutive naturals, for example, 21135288 + ... + 21168703.

Almost surely, 2^706815081628 is an apocalyptic number.

It is an amenable number.

706815081628 is a deficient number, since it is larger than the sum of its proper divisors (530407468404).

706815081628 is a wasteful number, since it uses less digits than its factorization.

706815081628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42308172 (or 42308170 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 52.

The spelling of 706815081628 in words is "seven hundred six billion, eight hundred fifteen million, eighty-one thousand, six hundred twenty-eight".