10478770689 has 4 divisors (see below), whose sum is σ = 13971694256. Its totient is φ = 6985847124.

The previous prime is 10478770657. The next prime is 10478770751. The reversal of 10478770689 is 98607787401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98607787401 = 3 ⋅32869262467.

It is not a de Polignac number, because 10478770689 - 2⁵ = 10478770657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10478770189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1746461779 + ... + 1746461784.

It is an arithmetic number, because the mean of its divisors is an integer number (3492923564).

Almost surely, 2^10478770689 is an apocalyptic number.

It is an amenable number.

10478770689 is a deficient number, since it is larger than the sum of its proper divisors (3492923567).

10478770689 is an equidigital number, since it uses as much as digits as its factorization.

10478770689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3492923566.

The product of its (nonzero) digits is 4741632, while the sum is 57.

The spelling of 10478770689 in words is "ten billion, four hundred seventy-eight million, seven hundred seventy thousand, six hundred eighty-nine".