148648357998 has 24 divisors (see below), whose sum is σ = 368081648688. Its totient is φ = 42470959392.

The previous prime is 148648357981. The next prime is 148648358017. The reversal of 148648357998 is 899753846841.

148648357998 is a `hidden beast` number, since 1 + 4 + 8 + 6 + 48 + 3 + 579 + 9 + 8 = 666.

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 11 ways as a sum of consecutive naturals, for example, 589874311 + ... + 589874562.

It is an arithmetic number, because the mean of its divisors is an integer number (15336735362).

Almost surely, 2^148648357998 is an apocalyptic number.

148648357998 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

148648357998 is an abundant number, since it is smaller than the sum of its proper divisors (219433290690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

148648357998 is a wasteful number, since it uses less digits than its factorization.

148648357998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179748888 (or 1179748885 counting only the distinct ones).

The product of its digits is 418037760, while the sum is 72.

The spelling of 148648357998 in words is "one hundred forty-eight billion, six hundred forty-eight million, three hundred fifty-seven thousand, nine hundred ninety-eight".