706138388855 has 16 divisors (see below), whose sum is σ = 876597942528. Its totient is φ = 545501856000.

The previous prime is 706138388801. The next prime is 706138388861. The reversal of 706138388855 is 558883831607.

It is not a de Polignac number, because 706138388855 - 2²² = 706134194551 is a prime.

It is a super-2 number, since 2×706138388855² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4869686 + ... + 5012595.

It is an arithmetic number, because the mean of its divisors is an integer number (54787371408).

Almost surely, 2^706138388855 is an apocalyptic number.

706138388855 is a deficient number, since it is larger than the sum of its proper divisors (170459553673).

706138388855 is a wasteful number, since it uses less digits than its factorization.

706138388855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9882778.

The product of its (nonzero) digits is 38707200, while the sum is 62.

The spelling of 706138388855 in words is "seven hundred six billion, one hundred thirty-eight million, three hundred eighty-eight thousand, eight hundred fifty-five".