1672032765929 has 2 divisors, whose sum is σ = 1672032765930. Its totient is φ = 1672032765928.

The previous prime is 1672032765881. The next prime is 1672032765943. The reversal of 1672032765929 is 9295672302761.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1620651210304 + 51381555625 = 1273048^2 + 226675^2 .

It is a cyclic number.

It is not a de Polignac number, because 1672032765929 - 2²⁰ = 1672031717353 is a prime.

It is not a weakly prime, because it can be changed into another prime (1672032765629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836016382964 + 836016382965.

It is an arithmetic number, because the mean of its divisors is an integer number (836016382965).

Almost surely, 2^{1672032765929} is an apocalyptic number.

It is an amenable number.

1672032765929 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672032765929 is an equidigital number, since it uses as much as digits as its factorization.

1672032765929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17146080, while the sum is 59.

The spelling of 1672032765929 in words is "one trillion, six hundred seventy-two billion, thirty-two million, seven hundred sixty-five thousand, nine hundred twenty-nine".