10128667473 has 24 divisors (see below), whose sum is σ = 15500977128. Its totient is φ = 6351109632.

The previous prime is 10128667463. The next prime is 10128667487. The reversal of 10128667473 is 37476682101.

It can be written as a sum of positive squares in 4 ways, for example, as 170224209 + 9958443264 = 13047^2 + 99792^2 .

It is not a de Polignac number, because 10128667473 - 2⁴ = 10128667457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10128667403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 223615 + ... + 265067.

It is an arithmetic number, because the mean of its divisors is an integer number (645874047).

Almost surely, 2^10128667473 is an apocalyptic number.

It is an amenable number.

10128667473 is a deficient number, since it is larger than the sum of its proper divisors (5372309655).

10128667473 is a wasteful number, since it uses less digits than its factorization.

10128667473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43073 (or 43070 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 10128667473 in words is "ten billion, one hundred twenty-eight million, six hundred sixty-seven thousand, four hundred seventy-three".