140355532240 has 160 divisors (see below), whose sum is σ = 415505977344. Its totient is φ = 42816299520.

The previous prime is 140355532223. The next prime is 140355532319. The reversal of 140355532240 is 42235553041.

It is a junction number, because it is equal to n+sod(n) for n = 140355532196 and 140355532205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47127 + ... + 531913.

Almost surely, 2^140355532240 is an apocalyptic number.

140355532240 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 140355532240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207752988672).

140355532240 is an abundant number, since it is smaller than the sum of its proper divisors (275150445104).

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

140355532240 is a wasteful number, since it uses less digits than its factorization.

140355532240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484865 (or 484859 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 140355532240 in words is "one hundred forty billion, three hundred fifty-five million, five hundred thirty-two thousand, two hundred forty".