1606516501027 has 2 divisors, whose sum is σ = 1606516501028. Its totient is φ = 1606516501026.

The previous prime is 1606516501019. The next prime is 1606516501039. The reversal of 1606516501027 is 7201056156061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1606516501027 - 2³ = 1606516501019 is a prime.

It is not a weakly prime, because it can be changed into another prime (1606516501087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803258250513 + 803258250514.

It is an arithmetic number, because the mean of its divisors is an integer number (803258250514).

Almost surely, 2^{1606516501027} is an apocalyptic number.

1606516501027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1606516501027 is an equidigital number, since it uses as much as digits as its factorization.

1606516501027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 1606516501027 in words is "one trillion, six hundred six billion, five hundred sixteen million, five hundred one thousand, twenty-seven".