145198845175 has 6 divisors (see below), whose sum is σ = 180046568048. Its totient is φ = 116159076120.

The previous prime is 145198845151. The next prime is 145198845179. The reversal of 145198845175 is 571548891541.

It is a happy number.

It is not a de Polignac number, because 145198845175 - 2¹⁷ = 145198714103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145198845179) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2903976879 + ... + 2903976928.

Almost surely, 2^145198845175 is an apocalyptic number.

145198845175 is a deficient number, since it is larger than the sum of its proper divisors (34847722873).

145198845175 is an equidigital number, since it uses as much as digits as its factorization.

145198845175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5807953817 (or 5807953812 counting only the distinct ones).

The product of its digits is 8064000, while the sum is 58.

The spelling of 145198845175 in words is "one hundred forty-five billion, one hundred ninety-eight million, eight hundred forty-five thousand, one hundred seventy-five".