140403445553 has 8 divisors (see below), whose sum is σ = 169899967872. Its totient is φ = 113266645056.

The previous prime is 140403445549. The next prime is 140403445561. The reversal of 140403445553 is 355544304041.

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 140403445553 - 2² = 140403445549 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140403441553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 589930325 + ... + 589930562.

It is an arithmetic number, because the mean of its divisors is an integer number (21237495984).

Almost surely, 2^140403445553 is an apocalyptic number.

It is an amenable number.

140403445553 is a deficient number, since it is larger than the sum of its proper divisors (29496522319).

140403445553 is a wasteful number, since it uses less digits than its factorization.

140403445553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179860911.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 140403445553 its reverse (355544304041), we get a palindrome (495947749594).

The spelling of 140403445553 in words is "one hundred forty billion, four hundred three million, four hundred forty-five thousand, five hundred fifty-three".