145276771807 has 2 divisors, whose sum is σ = 145276771808. Its totient is φ = 145276771806.

The previous prime is 145276771799. The next prime is 145276771847. The reversal of 145276771807 is 708177672541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145276771807 - 2³ = 145276771799 is a prime.

It is a super-2 number, since 2×145276771807² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145276771847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72638385903 + 72638385904.

It is an arithmetic number, because the mean of its divisors is an integer number (72638385904).

Almost surely, 2^145276771807 is an apocalyptic number.

145276771807 is a deficient number, since it is larger than the sum of its proper divisors (1).

145276771807 is an equidigital number, since it uses as much as digits as its factorization.

145276771807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4609920, while the sum is 55.

The spelling of 145276771807 in words is "one hundred forty-five billion, two hundred seventy-six million, seven hundred seventy-one thousand, eight hundred seven".