145000277895 has 16 divisors (see below), whose sum is σ = 253091394432. Its totient is φ = 70303164960.

The previous prime is 145000277843. The next prime is 145000277923. The reversal of 145000277895 is 598772000541.

It is not a de Polignac number, because 145000277895 - 2⁶ = 145000277831 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 439394617 + ... + 439394946.

It is an arithmetic number, because the mean of its divisors is an integer number (15818212152).

Almost surely, 2^145000277895 is an apocalyptic number.

145000277895 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145000277895 is a deficient number, since it is larger than the sum of its proper divisors (108091116537).

145000277895 is a wasteful number, since it uses less digits than its factorization.

145000277895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878789582.

The product of its (nonzero) digits is 705600, while the sum is 48.

The spelling of 145000277895 in words is "one hundred forty-five billion, two hundred seventy-seven thousand, eight hundred ninety-five".