107778152172126 has 16 divisors (see below), whose sum is σ = 215557313889024. Its totient is φ = 35925882466584.

The previous prime is 107778152172121. The next prime is 107778152172143. The reversal of 107778152172126 is 621271251877701.

It is a super-2 number, since 2×107778152172126² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107778152172121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40672956 + ... + 43241711.

It is an arithmetic number, because the mean of its divisors is an integer number (13472332118064).

Almost surely, 2^{107778152172126} is an apocalyptic number.

107778152172126 is an abundant number, since it is smaller than the sum of its proper divisors (107779161716898).

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

107778152172126 is a wasteful number, since it uses less digits than its factorization.

107778152172126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84128735.

The product of its (nonzero) digits is 4609920, while the sum is 57.

The spelling of 107778152172126 in words is "one hundred seven trillion, seven hundred seventy-eight billion, one hundred fifty-two million, one hundred seventy-two thousand, one hundred twenty-six".