101178045668 has 48 divisors (see below), whose sum is σ = 203322779520. Its totient is φ = 43155258624.

The previous prime is 101178045667. The next prime is 101178045673. The reversal of 101178045668 is 866540871101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (101178045667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6751688 + ... + 6766656.

It is an arithmetic number, because the mean of its divisors is an integer number (4235891240).

Almost surely, 2^101178045668 is an apocalyptic number.

It is an amenable number.

101178045668 is an abundant number, since it is smaller than the sum of its proper divisors (102144733852).

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

101178045668 is a wasteful number, since it uses less digits than its factorization.

101178045668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16116 (or 16114 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 47.

The spelling of 101178045668 in words is "one hundred one billion, one hundred seventy-eight million, forty-five thousand, six hundred sixty-eight".