8465680642 has 8 divisors (see below), whose sum is σ = 12993835536. Its totient is φ = 4134402132.

The previous prime is 8465680631. The next prime is 8465680661. The reversal of 8465680642 is 2460865648.

8465680642 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 49218988 + ... + 49219159.

It is an arithmetic number, because the mean of its divisors is an integer number (1624229442).

Almost surely, 2^8465680642 is an apocalyptic number.

8465680642 is a deficient number, since it is larger than the sum of its proper divisors (4528154894).

8465680642 is a wasteful number, since it uses less digits than its factorization.

8465680642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98438192.

The product of its (nonzero) digits is 2211840, while the sum is 49.

The square root of 8465680642 is about 92009.1334705419. The cubic root of 8465680642 is about 2038.0771836237.

The spelling of 8465680642 in words is "eight billion, four hundred sixty-five million, six hundred eighty thousand, six hundred forty-two".