140500443321 has 128 divisors (see below), whose sum is σ = 254863687680. Its totient is φ = 74750860800.

The previous prime is 140500443299. The next prime is 140500443329. The reversal of 140500443321 is 123344005041.

It is a happy number.

140500443321 is a `hidden beast` number, since 140 + 50 + 0 + 443 + 32 + 1 = 666.

It is not a de Polignac number, because 140500443321 - 2⁵ = 140500443289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (140500443329) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 132422131 + ... + 132423191.

It is an arithmetic number, because the mean of its divisors is an integer number (1991122560).

Almost surely, 2^140500443321 is an apocalyptic number.

It is an amenable number.

140500443321 is a deficient number, since it is larger than the sum of its proper divisors (114363244359).

140500443321 is a wasteful number, since it uses less digits than its factorization.

140500443321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884 (or 1878 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 140500443321 its reverse (123344005041), we get a palindrome (263844448362).

The spelling of 140500443321 in words is "one hundred forty billion, five hundred million, four hundred forty-three thousand, three hundred twenty-one".