148445918199 has 6 divisors (see below), whose sum is σ = 214421881856. Its totient is φ = 98963945460.

The previous prime is 148445918189. The next prime is 148445918207. The reversal of 148445918199 is 991819544841.

148445918199 is a `hidden beast` number, since 1 + 4 + 8 + 445 + 9 + 181 + 9 + 9 = 666.

It is not a de Polignac number, because 148445918199 - 2⁸ = 148445917943 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 (148445918189) 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, 8246995447 + ... + 8246995464.

Almost surely, 2^148445918199 is an apocalyptic number.

148445918199 is a deficient number, since it is larger than the sum of its proper divisors (65975963657).

148445918199 is a wasteful number, since it uses less digits than its factorization.

148445918199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16493990917 (or 16493990914 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 63.

The spelling of 148445918199 in words is "one hundred forty-eight billion, four hundred forty-five million, nine hundred eighteen thousand, one hundred ninety-nine".