8628316440 has 64 divisors (see below), whose sum is σ = 25904296800. Its totient is φ = 2299164672.

The previous prime is 8628316427. The next prime is 8628316453. The reversal of 8628316440 is 446138268.

It is an interprime number because it is at equal distance from previous prime (8628316427) and next prime (8628316453).

It is a junction number, because it is equal to n+sod(n) for n = 8628316392 and 8628316401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138576 + ... + 190944.

Almost surely, 2^8628316440 is an apocalyptic number.

It is an amenable number.

8628316440 is an abundant number, since it is smaller than the sum of its proper divisors (17275980360).

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

8628316440 is a wasteful number, since it uses less digits than its factorization.

8628316440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53756 (or 53752 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 8628316440 is about 92888.7315017274. The cubic root of 8628316440 is about 2051.0457832902.

The spelling of 8628316440 in words is "eight billion, six hundred twenty-eight million, three hundred sixteen thousand, four hundred forty".