148198798418 has 24 divisors (see below), whose sum is σ = 244390443024. Its totient is φ = 67350369240.

The previous prime is 148198798351. The next prime is 148198798457. The reversal of 148198798418 is 814897891841.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1291205 + ... + 1401287.

It is an arithmetic number, because the mean of its divisors is an integer number (10182935126).

Almost surely, 2^148198798418 is an apocalyptic number.

148198798418 is a deficient number, since it is larger than the sum of its proper divisors (96191644606).

148198798418 is a wasteful number, since it uses less digits than its factorization.

148198798418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115670 (or 115659 counting only the distinct ones).

The product of its digits is 37158912, while the sum is 68.

The spelling of 148198798418 in words is "one hundred forty-eight billion, one hundred ninety-eight million, seven hundred ninety-eight thousand, four hundred eighteen".