106378947479 has 4 divisors (see below), whose sum is σ = 121575939984. Its totient is φ = 91181954976.

The previous prime is 106378947469. The next prime is 106378947511. The reversal of 106378947479 is 974749873601.

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

It is not a de Polignac number, because 106378947479 - 2¹⁶ = 106378881943 is a prime.

It is a super-2 number, since 2×106378947479² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106378947469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7598496242 + ... + 7598496255.

It is an arithmetic number, because the mean of its divisors is an integer number (30393984996).

Almost surely, 2^106378947479 is an apocalyptic number.

106378947479 is a deficient number, since it is larger than the sum of its proper divisors (15196992505).

106378947479 is an equidigital number, since it uses as much as digits as its factorization.

106378947479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15196992504.

The product of its (nonzero) digits is 64012032, while the sum is 65.

The spelling of 106378947479 in words is "one hundred six billion, three hundred seventy-eight million, nine hundred forty-seven thousand, four hundred seventy-nine".