140455130435155 has 8 divisors (see below), whose sum is σ = 168570823057632. Its totient is φ = 112347659991168.

The previous prime is 140455130435153. The next prime is 140455130435161. The reversal of 140455130435155 is 551534031554041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140455130435155 - 2¹ = 140455130435153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140455130435153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2055507039 + ... + 2055575368.

It is an arithmetic number, because the mean of its divisors is an integer number (21071352882204).

Almost surely, 2^{140455130435155} is an apocalyptic number.

140455130435155 is a deficient number, since it is larger than the sum of its proper divisors (28115692622477).

140455130435155 is an equidigital number, since it uses as much as digits as its factorization.

140455130435155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111089245.

The product of its (nonzero) digits is 1800000, while the sum is 46.

Adding to 140455130435155 its reverse (551534031554041), we get a palindrome (691989161989196).

The spelling of 140455130435155 in words is "one hundred forty trillion, four hundred fifty-five billion, one hundred thirty million, four hundred thirty-five thousand, one hundred fifty-five".