140252142501738 has 576 divisors, whose sum is σ = 352178617519872. Its totient is φ = 40118988349440.

The previous prime is 140252142501707. The next prime is 140252142501739. The reversal of 140252142501738 is 837105241252041.

It is a happy number.

140252142501738 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 52 + 1 + 425 + 0 + 173 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 140252142501693 and 140252142501702.

It is not an unprimeable number, because it can be changed into a prime (140252142501739) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 214781228620 + ... + 214781229272.

It is an arithmetic number, because the mean of its divisors is an integer number (611421210972).

Almost surely, 2^{140252142501738} is an apocalyptic number.

140252142501738 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 140252142501738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176089308759936).

140252142501738 is an abundant number, since it is smaller than the sum of its proper divisors (211926475018134).

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

140252142501738 is a wasteful number, since it uses less digits than its factorization.

140252142501738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167 (or 1135 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

Adding to 140252142501738 its reverse (837105241252041), we get a palindrome (977357383753779).

The spelling of 140252142501738 in words is "one hundred forty trillion, two hundred fifty-two billion, one hundred forty-two million, five hundred one thousand, seven hundred thirty-eight".