140240403464 has 64 divisors (see below), whose sum is σ = 301775760000. Its totient is φ = 59851427328.

The previous prime is 140240403451. The next prime is 140240403467. The reversal of 140240403464 is 464304042041.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 140240403464.

It is not an unprimeable number, because it can be changed into a prime (140240403467) 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 15 ways as a sum of consecutive naturals, for example, 14350772 + ... + 14360540.

It is an arithmetic number, because the mean of its divisors is an integer number (4715246250).

Almost surely, 2^140240403464 is an apocalyptic number.

140240403464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140240403464 is an abundant number, since it is smaller than the sum of its proper divisors (161535356536).

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

140240403464 is a wasteful number, since it uses less digits than its factorization.

140240403464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10830 (or 10826 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 140240403464 in words is "one hundred forty billion, two hundred forty million, four hundred three thousand, four hundred sixty-four".