140025355455 has 64 divisors (see below), whose sum is σ = 240825581568. Its totient is φ = 69220945920.

The previous prime is 140025355453. The next prime is 140025355487. The reversal of 140025355455 is 554553520041.

140025355455 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 140025355455 - 2¹ = 140025355453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140025355453) 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 63 ways as a sum of consecutive naturals, for example, 18698722 + ... + 18706208.

It is an arithmetic number, because the mean of its divisors is an integer number (3762899712).

Almost surely, 2^140025355455 is an apocalyptic number.

140025355455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140025355455 is a deficient number, since it is larger than the sum of its proper divisors (100800226113).

140025355455 is a wasteful number, since it uses less digits than its factorization.

140025355455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8616.

The product of its (nonzero) digits is 300000, while the sum is 39.

Adding to 140025355455 its reverse (554553520041), we get a palindrome (694578875496).

The spelling of 140025355455 in words is "one hundred forty billion, twenty-five million, three hundred fifty-five thousand, four hundred fifty-five".