1667402966272 has 36 divisors (see below), whose sum is σ = 3328391517696. Its totient is φ = 833676715520.

The previous prime is 1667402966209. The next prime is 1667402966287. The reversal of 1667402966272 is 2726692047661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11033043 + ... + 11183149.

It is an arithmetic number, because the mean of its divisors is an integer number (92455319936).

Almost surely, 2^{1667402966272} is an apocalyptic number.

It is an amenable number.

1667402966272 is a deficient number, since it is larger than the sum of its proper divisors (1660988551424).

1667402966272 is an equidigital number, since it uses as much as digits as its factorization.

1667402966272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193514 (or 193500 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 58.

The spelling of 1667402966272 in words is "one trillion, six hundred sixty-seven billion, four hundred two million, nine hundred sixty-six thousand, two hundred seventy-two".