148644535000 has 320 divisors, whose sum is σ = 392994201600. Its totient is φ = 52315200000.

The previous prime is 148644534991. The next prime is 148644535037. The reversal of 148644535000 is 535446841.

It is a happy number.

148644535000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 143064481 + ... + 143065519.

It is an arithmetic number, because the mean of its divisors is an integer number (1228106880).

Almost surely, 2^148644535000 is an apocalyptic number.

148644535000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148644535000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196497100800).

148644535000 is an abundant number, since it is smaller than the sum of its proper divisors (244349666600).

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

148644535000 is a wasteful number, since it uses less digits than its factorization.

148644535000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180 (or 1161 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 148644535000 in words is "one hundred forty-eight billion, six hundred forty-four million, five hundred thirty-five thousand".