7440140632 has 16 divisors (see below), whose sum is σ = 13954098600. Its totient is φ = 3719047680.

The previous prime is 7440140599. The next prime is 7440140641. The reversal of 7440140632 is 2360410447.

It is a junction number, because it is equal to n+sod(n) for n = 7440140594 and 7440140603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96457 + ... + 155512.

Almost surely, 2^7440140632 is an apocalyptic number.

It is an amenable number.

7440140632 is a deficient number, since it is larger than the sum of its proper divisors (6513957968).

7440140632 is a wasteful number, since it uses less digits than its factorization.

7440140632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255666 (or 255662 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 7440140632 is about 86256.2498141439. The cubic root of 7440140632 is about 1952.2123155190.

The spelling of 7440140632 in words is "seven billion, four hundred forty million, one hundred forty thousand, six hundred thirty-two".