106639846393888 has 24 divisors (see below), whose sum is σ = 209956068463680. Its totient is φ = 53317670276160.

The previous prime is 106639846393879. The next prime is 106639846393903. The reversal of 106639846393888 is 888393648936601.

It is a super-2 number, since 2×106639846393888² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69634468 + ... + 71149411.

It is an arithmetic number, because the mean of its divisors is an integer number (8748169519320).

Almost surely, 2^{106639846393888} is an apocalyptic number.

It is an amenable number.

106639846393888 is a deficient number, since it is larger than the sum of its proper divisors (103316222069792).

106639846393888 is a wasteful number, since it uses less digits than its factorization.

106639846393888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140807560 (or 140807552 counting only the distinct ones).

The product of its (nonzero) digits is 7739670528, while the sum is 82.

The spelling of 106639846393888 in words is "one hundred six trillion, six hundred thirty-nine billion, eight hundred forty-six million, three hundred ninety-three thousand, eight hundred eighty-eight".