106120550545990 has 64 divisors (see below), whose sum is σ = 195789353886720. Its totient is φ = 41394273419520.

The previous prime is 106120550545931. The next prime is 106120550545991. The reversal of 106120550545990 is 99545055021601.

It is a happy number.

It is a super-2 number, since 2×106120550545990² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106120550545991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3283111969 + ... + 3283144291.

It is an arithmetic number, because the mean of its divisors is an integer number (3059208654480).

Almost surely, 2^{106120550545990} is an apocalyptic number.

106120550545990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106120550545990 is a deficient number, since it is larger than the sum of its proper divisors (89668803340730).

106120550545990 is a wasteful number, since it uses less digits than its factorization.

106120550545990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57517.

The product of its (nonzero) digits is 2430000, while the sum is 52.

The spelling of 106120550545990 in words is "one hundred six trillion, one hundred twenty billion, five hundred fifty million, five hundred forty-five thousand, nine hundred ninety".