106778473695 has 32 divisors (see below), whose sum is σ = 189956413440. Its totient is φ = 56910114720.

The previous prime is 106778473691. The next prime is 106778473723. The reversal of 106778473695 is 596374877601.

106778473695 is a `hidden beast` number, since 1 + 0 + 6 + 7 + 78 + 473 + 6 + 95 = 666.

It is not a de Polignac number, because 106778473695 - 2² = 106778473691 is a prime.

It is a super-2 number, since 2×106778473695² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106778473691) 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, 65211 + ... + 466700.

It is an arithmetic number, because the mean of its divisors is an integer number (5936137920).

Almost surely, 2^106778473695 is an apocalyptic number.

106778473695 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

106778473695 is a deficient number, since it is larger than the sum of its proper divisors (83177939745).

106778473695 is a wasteful number, since it uses less digits than its factorization.

106778473695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533412 (or 533406 counting only the distinct ones).

The product of its (nonzero) digits is 53343360, while the sum is 63.

The spelling of 106778473695 in words is "one hundred six billion, seven hundred seventy-eight million, four hundred seventy-three thousand, six hundred ninety-five".