106459387178 has 4 divisors (see below), whose sum is σ = 159689080770. Its totient is φ = 53229693588.

The previous prime is 106459387171. The next prime is 106459387201. The reversal of 106459387178 is 871783954601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 104320602169 + 2138785009 = 322987^2 + 46247^2 .

It is a super-2 number, since 2×106459387178² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106459387171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26614846793 + ... + 26614846796.

Almost surely, 2^106459387178 is an apocalyptic number.

106459387178 is a deficient number, since it is larger than the sum of its proper divisors (53229693592).

106459387178 is an equidigital number, since it uses as much as digits as its factorization.

106459387178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53229693591.

The product of its (nonzero) digits is 10160640, while the sum is 59.

The spelling of 106459387178 in words is "one hundred six billion, four hundred fifty-nine million, three hundred eighty-seven thousand, one hundred seventy-eight".