642714023276 has 12 divisors (see below), whose sum is σ = 1211268736272. Its totient is φ = 296637241488.

The previous prime is 642714023257. The next prime is 642714023317. The reversal of 642714023276 is 672320417246.

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, 6179942480 + ... + 6179942583.

It is an arithmetic number, because the mean of its divisors is an integer number (100939061356).

Almost surely, 2^642714023276 is an apocalyptic number.

It is an amenable number.

642714023276 is a deficient number, since it is larger than the sum of its proper divisors (568554712996).

642714023276 is a wasteful number, since it uses less digits than its factorization.

642714023276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12359885080 (or 12359885078 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 44.

The spelling of 642714023276 in words is "six hundred forty-two billion, seven hundred fourteen million, twenty-three thousand, two hundred seventy-six".