140430566560 has 24 divisors (see below), whose sum is σ = 331767213876. Its totient is φ = 56172226560.

The previous prime is 140430566509. The next prime is 140430566581. The reversal of 140430566560 is 65665034041.

It can be written as a sum of positive squares in 2 ways, for example, as 138143048976 + 2287517584 = 371676^2 + 47828^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438845361 + ... + 438845680.

Almost surely, 2^140430566560 is an apocalyptic number.

140430566560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140430566560 is an abundant number, since it is smaller than the sum of its proper divisors (191336647316).

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

140430566560 is an equidigital number, since it uses as much as digits as its factorization.

140430566560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877691056 (or 877691048 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 140430566560 in words is "one hundred forty billion, four hundred thirty million, five hundred sixty-six thousand, five hundred sixty".