667234576105 has 16 divisors (see below), whose sum is σ = 801425813328. Its totient is φ = 533291616000.

The previous prime is 667234576067. The next prime is 667234576117. The reversal of 667234576105 is 501675432766.

It can be written as a sum of positive squares in 8 ways, for example, as 11775939289 + 655458636816 = 108517^2 + 809604^2 .

It is not a de Polignac number, because 667234576105 - 2⁹ = 667234575593 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59246175 + ... + 59257435.

It is an arithmetic number, because the mean of its divisors is an integer number (50089113333).

Almost surely, 2^667234576105 is an apocalyptic number.

It is an amenable number.

667234576105 is a deficient number, since it is larger than the sum of its proper divisors (134191237223).

667234576105 is a wasteful number, since it uses less digits than its factorization.

667234576105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21228.

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 667234576105 in words is "six hundred sixty-seven billion, two hundred thirty-four million, five hundred seventy-six thousand, one hundred five".