140055510155 has 24 divisors (see below), whose sum is σ = 186960157776. Its totient is φ = 100631305280.

The previous prime is 140055510151. The next prime is 140055510163. The reversal of 140055510155 is 551015550041.

It is not a de Polignac number, because 140055510155 - 2² = 140055510151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140055510151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1344344 + ... + 1444773.

It is an arithmetic number, because the mean of its divisors is an integer number (7790006574).

Almost surely, 2^140055510155 is an apocalyptic number.

140055510155 is a deficient number, since it is larger than the sum of its proper divisors (46904647621).

140055510155 is a wasteful number, since it uses less digits than its factorization.

140055510155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2789227 (or 2789216 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 32.

It can be divided in two parts, 1400 and 55510155, that added together give a palindrome (55511555).

The spelling of 140055510155 in words is "one hundred forty billion, fifty-five million, five hundred ten thousand, one hundred fifty-five".