140025044352 has 64 divisors (see below), whose sum is σ = 372517056000. Its totient is φ = 46602791424.

The previous prime is 140025044347. The next prime is 140025044353. The reversal of 140025044352 is 253440520041.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140025044353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33352 + ... + 530247.

It is an arithmetic number, because the mean of its divisors is an integer number (5820579000).

Almost surely, 2^140025044352 is an apocalyptic number.

140025044352 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 140025044352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186258528000).

140025044352 is an abundant number, since it is smaller than the sum of its proper divisors (232492011648).

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

140025044352 is an equidigital number, since it uses as much as digits as its factorization.

140025044352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564263 (or 564251 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 140025044352 its reverse (253440520041), we get a palindrome (393465564393).

The spelling of 140025044352 in words is "one hundred forty billion, twenty-five million, forty-four thousand, three hundred fifty-two".