148838382515 has 4 divisors (see below), whose sum is σ = 178606059024. Its totient is φ = 119070706008.

The previous prime is 148838382509. The next prime is 148838382523. The reversal of 148838382515 is 515283838841.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148838382515 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 14883838247 + ... + 14883838256.

It is an arithmetic number, because the mean of its divisors is an integer number (44651514756).

Almost surely, 2^148838382515 is an apocalyptic number.

148838382515 is a deficient number, since it is larger than the sum of its proper divisors (29767676509).

148838382515 is an equidigital number, since it uses as much as digits as its factorization.

148838382515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29767676508.

The product of its digits is 7372800, while the sum is 56.

The spelling of 148838382515 in words is "one hundred forty-eight billion, eight hundred thirty-eight million, three hundred eighty-two thousand, five hundred fifteen".