3145699777427 has 2 divisors, whose sum is σ = 3145699777428. Its totient is φ = 3145699777426.

The previous prime is 3145699777421. The next prime is 3145699777463. The reversal of 3145699777427 is 7247779965413.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3145699777427 is a prime.

It is not a weakly prime, because it can be changed into another prime (3145699777421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572849888713 + 1572849888714.

It is an arithmetic number, because the mean of its divisors is an integer number (1572849888714).

Almost surely, 2^{3145699777427} is an apocalyptic number.

3145699777427 is a deficient number, since it is larger than the sum of its proper divisors (1).

3145699777427 is an equidigital number, since it uses as much as digits as its factorization.

3145699777427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 560105280, while the sum is 71.

The spelling of 3145699777427 in words is "three trillion, one hundred forty-five billion, six hundred ninety-nine million, seven hundred seventy-seven thousand, four hundred twenty-seven".