141985438740 has 144 divisors (see below), whose sum is σ = 438250176000. Its totient is φ = 37198850304.

The previous prime is 141985438717. The next prime is 141985438747. The reversal of 141985438740 is 47834589141.

141985438740 is a `hidden beast` number, since 1 + 4 + 1 + 98 + 543 + 8 + 7 + 4 + 0 = 666.

141985438740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141985438747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25474594 + ... + 25480166.

It is an arithmetic number, because the mean of its divisors is an integer number (3043404000).

Almost surely, 2^141985438740 is an apocalyptic number.

141985438740 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 141985438740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219125088000).

141985438740 is an abundant number, since it is smaller than the sum of its proper divisors (296264737260).

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

141985438740 is a wasteful number, since it uses less digits than its factorization.

141985438740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8046 (or 8041 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 54.

The spelling of 141985438740 in words is "one hundred forty-one billion, nine hundred eighty-five million, four hundred thirty-eight thousand, seven hundred forty".