140054443501 has 12 divisors (see below), whose sum is σ = 168538424220. Its totient is φ = 115907124480.

The previous prime is 140054443453. The next prime is 140054443511. The reversal of 140054443501 is 105344450041.

It can be written as a sum of positive squares in 2 ways, for example, as 84593722500 + 55460721001 = 290850^2 + 235501^2 .

It is not a de Polignac number, because 140054443501 - 2¹¹ = 140054441453 is a prime.

It is a super-2 number, since 2×140054443501² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140054443511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49278820 + ... + 49281661.

It is an arithmetic number, because the mean of its divisors is an integer number (14044868685).

Almost surely, 2^140054443501 is an apocalyptic number.

It is an amenable number.

140054443501 is a deficient number, since it is larger than the sum of its proper divisors (28483980719).

140054443501 is an equidigital number, since it uses as much as digits as its factorization.

140054443501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98560524 (or 98560517 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 140054443501 its reverse (105344450041), we get a palindrome (245398893542).

The spelling of 140054443501 in words is "one hundred forty billion, fifty-four million, four hundred forty-three thousand, five hundred one".