140198243328 has 792 divisors, whose sum is σ = 505406756400. Its totient is φ = 37079285760.

The previous prime is 140198243321. The next prime is 140198243351. The reversal of 140198243328 is 823342891041.

140198243328 is a `hidden beast` number, since 1 + 4 + 0 + 198 + 2 + 433 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (792).

It is not an unprimeable number, because it can be changed into a prime (140198243321) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 275438338 + ... + 275438846.

Almost surely, 2^140198243328 is an apocalyptic number.

140198243328 is a gapful number since it is divisible by the number (18) 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 140198243328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252703378200).

140198243328 is an abundant number, since it is smaller than the sum of its proper divisors (365208513072).

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

140198243328 is a wasteful number, since it uses less digits than its factorization.

140198243328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589 (or 557 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 140198243328 in words is "one hundred forty billion, one hundred ninety-eight million, two hundred forty-three thousand, three hundred twenty-eight".