145827443867 has 6 divisors (see below), whose sum is σ = 169636006188. Its totient is φ = 124994951844.

The previous prime is 145827443809. The next prime is 145827443893. The reversal of 145827443867 is 768344728541.

It is not a de Polignac number, because 145827443867 - 2²² = 145823249563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145827443767) 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 in 5 ways as a sum of consecutive naturals, for example, 1488035093 + ... + 1488035190.

It is an arithmetic number, because the mean of its divisors is an integer number (28272667698).

Almost surely, 2^145827443867 is an apocalyptic number.

145827443867 is a deficient number, since it is larger than the sum of its proper divisors (23808562321).

145827443867 is an equidigital number, since it uses as much as digits as its factorization.

145827443867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976070297 (or 2976070290 counting only the distinct ones).

The product of its digits is 36126720, while the sum is 59.

The spelling of 145827443867 in words is "one hundred forty-five billion, eight hundred twenty-seven million, four hundred forty-three thousand, eight hundred sixty-seven".