140120032055 has 4 divisors (see below), whose sum is σ = 168144038472. Its totient is φ = 112096025640.

The previous prime is 140120032043. The next prime is 140120032057. The reversal of 140120032055 is 550230021041.

140120032055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 140120032055 - 2¹² = 140120027959 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140120032055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140120032057) 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 3 ways as a sum of consecutive naturals, for example, 14012003201 + ... + 14012003210.

It is an arithmetic number, because the mean of its divisors is an integer number (42036009618).

Almost surely, 2^140120032055 is an apocalyptic number.

140120032055 is a deficient number, since it is larger than the sum of its proper divisors (28024006417).

140120032055 is an equidigital number, since it uses as much as digits as its factorization.

140120032055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28024006416.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 140120032055 its reverse (550230021041), we get a palindrome (690350053096).

The spelling of 140120032055 in words is "one hundred forty billion, one hundred twenty million, thirty-two thousand, fifty-five".