1670687204423 has 2 divisors, whose sum is σ = 1670687204424. Its totient is φ = 1670687204422.

The previous prime is 1670687204401. The next prime is 1670687204489. The reversal of 1670687204423 is 3244027860761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1670687204423 - 2²² = 1670683010119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1670687201423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835343602211 + 835343602212.

It is an arithmetic number, because the mean of its divisors is an integer number (835343602212).

Almost surely, 2^{1670687204423} is an apocalyptic number.

1670687204423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1670687204423 is an equidigital number, since it uses as much as digits as its factorization.

1670687204423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2709504, while the sum is 50.

The spelling of 1670687204423 in words is "one trillion, six hundred seventy billion, six hundred eighty-seven million, two hundred four thousand, four hundred twenty-three".