148856839584 has 96 divisors (see below), whose sum is σ = 400774760064.
Its totient is φ = 48348856320.
The previous prime is 148856839583. The next prime is 148856839631. The reversal of 148856839584 is 485938658841.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (148856839583) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3216352 + ... + 3262304.
It is an arithmetic number, because the mean of its divisors is an integer number (4174737084).
Almost surely, 2148856839584 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 148856839584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200387380032).
148856839584 is an abundant number, since it is smaller than the sum of its proper divisors (251917920480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148856839584 is a wasteful number, since it uses less digits than its factorization.
148856839584 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46830 (or 46822 counting only the distinct ones).
The product of its digits is 265420800, while the sum is 69.
The spelling of 148856839584 in words is "one hundred forty-eight billion, eight hundred fifty-six million, eight hundred thirty-nine thousand, five hundred eighty-four".