140045204145 has 64 divisors (see below), whose sum is σ = 295796054016. Its totient is φ = 54777031680.

The previous prime is 140045204113. The next prime is 140045204191. The reversal of 140045204145 is 541402540041.

It is not a de Polignac number, because 140045204145 - 2⁵ = 140045204113 is a prime.

It is a super-2 number, since 2×140045204145² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3546579 + ... + 3585848.

It is an arithmetic number, because the mean of its divisors is an integer number (4621813344).

Almost surely, 2^140045204145 is an apocalyptic number.

140045204145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140045204145 is an abundant number, since it is smaller than the sum of its proper divisors (155750849871).

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

140045204145 is a wasteful number, since it uses less digits than its factorization.

140045204145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7132470.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 140045204145 its reverse (541402540041), we get a palindrome (681447744186).

The spelling of 140045204145 in words is "one hundred forty billion, forty-five million, two hundred four thousand, one hundred forty-five".