140012000352 has 144 divisors (see below), whose sum is σ = 455166915840. Its totient is φ = 39992184576.

The previous prime is 140012000339. The next prime is 140012000353. The reversal of 140012000352 is 253000210041.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140012000353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9425443 + ... + 9440285.

It is an arithmetic number, because the mean of its divisors is an integer number (3160881360).

Almost surely, 2^140012000352 is an apocalyptic number.

140012000352 is a gapful number since it is divisible by the number (12) 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 140012000352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227583457920).

140012000352 is an abundant number, since it is smaller than the sum of its proper divisors (315154915488).

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

140012000352 is a wasteful number, since it uses less digits than its factorization.

140012000352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19545 (or 19534 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 140012000352 its reverse (253000210041), we get a palindrome (393012210393).

The spelling of 140012000352 in words is "one hundred forty billion, twelve million, three hundred fifty-two", and thus it is an aban number.