140353121403352 has 256 divisors, whose sum is σ = 319878638352000. Its totient is φ = 56873931079680.

The previous prime is 140353121403329. The next prime is 140353121403361. The reversal of 140353121403352 is 253304121353041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6731877024 + ... + 6731897872.

Almost surely, 2^{140353121403352} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140353121403352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159939319176000).

140353121403352 is an abundant number, since it is smaller than the sum of its proper divisors (179525516948648).

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

140353121403352 is a wasteful number, since it uses less digits than its factorization.

140353121403352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22086 (or 22082 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 140353121403352 its reverse (253304121353041), we get a palindrome (393657242756393).

The spelling of 140353121403352 in words is "one hundred forty trillion, three hundred fifty-three billion, one hundred twenty-one million, four hundred three thousand, three hundred fifty-two".