145027668839 has 2 divisors, whose sum is σ = 145027668840. Its totient is φ = 145027668838.

The previous prime is 145027668823. The next prime is 145027668853. The reversal of 145027668839 is 938866720541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145027668839 - 2⁴ = 145027668823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145027638839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72513834419 + 72513834420.

It is an arithmetic number, because the mean of its divisors is an integer number (72513834420).

It is a 1-persistent number, because it is pandigital, but 2⋅145027668839 = 290055337678 is not.

Almost surely, 2^145027668839 is an apocalyptic number.

145027668839 is a deficient number, since it is larger than the sum of its proper divisors (1).

145027668839 is an equidigital number, since it uses as much as digits as its factorization.

145027668839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 145027668839 in words is "one hundred forty-five billion, twenty-seven million, six hundred sixty-eight thousand, eight hundred thirty-nine".