140140540005545 has 32 divisors (see below), whose sum is σ = 169404579496320. Its totient is φ = 111291725675520.

The previous prime is 140140540005541. The next prime is 140140540005601. The reversal of 140140540005545 is 545500045041041.

It is not a de Polignac number, because 140140540005545 - 2² = 140140540005541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140140540005499 and 140140540005508.

It is not an unprimeable number, because it can be changed into a prime (140140540005541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 758954522 + ... + 759139148.

It is an arithmetic number, because the mean of its divisors is an integer number (5293893109260).

Almost surely, 2^{140140540005545} is an apocalyptic number.

It is an amenable number.

140140540005545 is a deficient number, since it is larger than the sum of its proper divisors (29264039490775).

140140540005545 is a wasteful number, since it uses less digits than its factorization.

140140540005545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186825.

The product of its (nonzero) digits is 160000, while the sum is 38.

Adding to 140140540005545 its reverse (545500045041041), we get a palindrome (685640585046586).

The spelling of 140140540005545 in words is "one hundred forty trillion, one hundred forty billion, five hundred forty million, five thousand, five hundred forty-five".