140463453021 has 16 divisors (see below), whose sum is σ = 188826785280. Its totient is φ = 92872603440.

The previous prime is 140463452981. The next prime is 140463453049. The reversal of 140463453021 is 120354364041.

It is a happy number.

It is not a de Polignac number, because 140463453021 - 2¹³ = 140463444829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140463473021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231456 + ... + 578358.

It is an arithmetic number, because the mean of its divisors is an integer number (11801674080).

Almost surely, 2^140463453021 is an apocalyptic number.

It is an amenable number.

140463453021 is a deficient number, since it is larger than the sum of its proper divisors (48363332259).

140463453021 is a wasteful number, since it uses less digits than its factorization.

140463453021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348016.

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 140463453021 in words is "one hundred forty billion, four hundred sixty-three million, four hundred fifty-three thousand, twenty-one".