140521202005 has 8 divisors (see below), whose sum is σ = 168631669152. Its totient is φ = 112412810448.

The previous prime is 140521201913. The next prime is 140521202021. The reversal of 140521202005 is 500202125041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140521202005 - 2¹¹ = 140521199957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365847 + ... + 644116.

It is an arithmetic number, because the mean of its divisors is an integer number (21078958644).

Almost surely, 2^140521202005 is an apocalyptic number.

It is an amenable number.

140521202005 is a deficient number, since it is larger than the sum of its proper divisors (28110467147).

140521202005 is a wasteful number, since it uses less digits than its factorization.

140521202005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037795.

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 140521202005 its reverse (500202125041), we get a palindrome (640723327046).

The spelling of 140521202005 in words is "one hundred forty billion, five hundred twenty-one million, two hundred two thousand, five".