706271125638 has 32 divisors (see below), whose sum is σ = 1524223685376. Its totient is φ = 216882144288.

The previous prime is 706271125631. The next prime is 706271125687. The reversal of 706271125638 is 836521172607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706271125631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8961520 + ... + 9039987.

It is an arithmetic number, because the mean of its divisors is an integer number (47631990168).

Almost surely, 2^706271125638 is an apocalyptic number.

706271125638 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

706271125638 is an abundant number, since it is smaller than the sum of its proper divisors (817952559738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

706271125638 is a wasteful number, since it uses less digits than its factorization.

706271125638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18002028.

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 706271125638 in words is "seven hundred six billion, two hundred seventy-one million, one hundred twenty-five thousand, six hundred thirty-eight".