148491878398 has 16 divisors (see below), whose sum is σ = 232790455296. Its totient is φ = 70905292920.

The previous prime is 148491878357. The next prime is 148491878401. The reversal of 148491878398 is 893878194841.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2528886 + ... + 2586937.

It is an arithmetic number, because the mean of its divisors is an integer number (14549403456).

Almost surely, 2^148491878398 is an apocalyptic number.

148491878398 is a deficient number, since it is larger than the sum of its proper divisors (84298576898).

148491878398 is a wasteful number, since it uses less digits than its factorization.

148491878398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5116479.

The product of its digits is 111476736, while the sum is 70.

The spelling of 148491878398 in words is "one hundred forty-eight billion, four hundred ninety-one million, eight hundred seventy-eight thousand, three hundred ninety-eight".