140032401023028 has 48 divisors (see below), whose sum is σ = 333695970203904. Its totient is φ = 45684091474560.

The previous prime is 140032401023003. The next prime is 140032401023029. The reversal of 140032401023028 is 820320104230041.

It is a junction number, because it is equal to n+sod(n) for n = 140032401022986 and 140032401023004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140032401023029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131751826 + ... + 132810422.

It is an arithmetic number, because the mean of its divisors is an integer number (6951999379248).

Almost surely, 2^{140032401023028} is an apocalyptic number.

It is an amenable number.

140032401023028 is an abundant number, since it is smaller than the sum of its proper divisors (193663569180876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140032401023028 is a wasteful number, since it uses less digits than its factorization.

140032401023028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293192 (or 1293190 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 140032401023028 its reverse (820320104230041), we get a palindrome (960352505253069).

The spelling of 140032401023028 in words is "one hundred forty trillion, thirty-two billion, four hundred one million, twenty-three thousand, twenty-eight".