4626605140440 has 64 divisors (see below), whose sum is σ = 13888014386400. Its totient is φ = 1233032573952.

The previous prime is 4626605140403. The next prime is 4626605140453. The reversal of 4626605140440 is 440415066264.

It is a junction number, because it is equal to n+sod(n) for n = 4626605140392 and 4626605140401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11183445 + ... + 11589764.

Almost surely, 2^{4626605140440} is an apocalyptic number.

4626605140440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4626605140440 is an abundant number, since it is smaller than the sum of its proper divisors (9261409245960).

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

4626605140440 is a wasteful number, since it uses less digits than its factorization.

4626605140440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22774916 (or 22774912 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 4626605140440 in words is "four trillion, six hundred twenty-six billion, six hundred five million, one hundred forty thousand, four hundred forty".