145930636771 has 2 divisors, whose sum is σ = 145930636772. Its totient is φ = 145930636770.

The previous prime is 145930636759. The next prime is 145930636801. The reversal of 145930636771 is 177636039541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145930636771 - 2¹³ = 145930628579 is a prime.

It is not a weakly prime, because it can be changed into another prime (145930636741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72965318385 + 72965318386.

It is an arithmetic number, because the mean of its divisors is an integer number (72965318386).

Almost surely, 2^145930636771 is an apocalyptic number.

145930636771 is a deficient number, since it is larger than the sum of its proper divisors (1).

145930636771 is an equidigital number, since it uses as much as digits as its factorization.

145930636771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 145930636771 in words is "one hundred forty-five billion, nine hundred thirty million, six hundred thirty-six thousand, seven hundred seventy-one".