140445400455 has 12 divisors (see below), whose sum is σ = 243438694200. Its totient is φ = 74904213552.

The previous prime is 140445400453. The next prime is 140445400463. The reversal of 140445400455 is 554004544041.

140445400455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140445400455 - 2¹ = 140445400453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140445400453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1560504405 + ... + 1560504494.

It is an arithmetic number, because the mean of its divisors is an integer number (20286557850).

Almost surely, 2^140445400455 is an apocalyptic number.

140445400455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140445400455 is a deficient number, since it is larger than the sum of its proper divisors (102993293745).

140445400455 is a wasteful number, since it uses less digits than its factorization.

140445400455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3121008910 (or 3121008907 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

Adding to 140445400455 its reverse (554004544041), we get a palindrome (694449944496).

The spelling of 140445400455 in words is "one hundred forty billion, four hundred forty-five million, four hundred thousand, four hundred fifty-five".