106773621738 has 64 divisors (see below), whose sum is σ = 257034362880. Its totient is φ = 28885896000.

The previous prime is 106773621679. The next prime is 106773621827. The reversal of 106773621738 is 837126377601.

It is a super-2 number, since 2×106773621738² (a number of 23 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 1522608 + ... + 1591188.

It is an arithmetic number, because the mean of its divisors is an integer number (4016161920).

Almost surely, 2^106773621738 is an apocalyptic number.

106773621738 is an abundant number, since it is smaller than the sum of its proper divisors (150260741142).

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

106773621738 is a wasteful number, since it uses less digits than its factorization.

106773621738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70563.

The product of its (nonzero) digits is 1778112, while the sum is 51.

The spelling of 106773621738 in words is "one hundred six billion, seven hundred seventy-three million, six hundred twenty-one thousand, seven hundred thirty-eight".