140045525643 has 8 divisors (see below), whose sum is σ = 189892238400. Its totient is φ = 91781248328.

The previous prime is 140045525639. The next prime is 140045525671. The reversal of 140045525643 is 346525540041.

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 140045525643 - 2² = 140045525639 is a prime.

It is a super-3 number, since 3×140045525643³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (140045525743) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 395608653 + ... + 395609006.

It is an arithmetic number, because the mean of its divisors is an integer number (23736529800).

Almost surely, 2^140045525643 is an apocalyptic number.

140045525643 is a deficient number, since it is larger than the sum of its proper divisors (49846712757).

140045525643 is an equidigital number, since it uses as much as digits as its factorization.

140045525643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791217721.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 140045525643 in words is "one hundred forty billion, forty-five million, five hundred twenty-five thousand, six hundred forty-three".