106378813445 has 8 divisors (see below), whose sum is σ = 127663326744. Its totient is φ = 85097217024.

The previous prime is 106378813427. The next prime is 106378813459. The reversal of 106378813445 is 544318873601.

It can be written as a sum of positive squares in 4 ways, for example, as 63002004004 + 43376809441 = 251002^2 + 208271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106378813445 - 2³² = 102083846149 is a prime.

It is a super-2 number, since 2×106378813445² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 106378813393 and 106378813402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648164 + ... + 795533.

It is an arithmetic number, because the mean of its divisors is an integer number (15957915843).

Almost surely, 2^106378813445 is an apocalyptic number.

It is an amenable number.

106378813445 is a deficient number, since it is larger than the sum of its proper divisors (21284513299).

106378813445 is a wasteful number, since it uses less digits than its factorization.

106378813445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458439.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 106378813445 in words is "one hundred six billion, three hundred seventy-eight million, eight hundred thirteen thousand, four hundred forty-five".