6342857720 has 16 divisors (see below), whose sum is σ = 14271429960. Its totient is φ = 2537143072.

The previous prime is 6342857713. The next prime is 6342857747. The reversal of 6342857720 is 277582436.

It is a congruent number.

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, 79285682 + ... + 79285761.

Almost surely, 2^6342857720 is an apocalyptic number.

It is an amenable number.

6342857720 is an abundant number, since it is smaller than the sum of its proper divisors (7928572240).

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

6342857720 is a wasteful number, since it uses less digits than its factorization.

6342857720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158571454 (or 158571450 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 44.

The square root of 6342857720 is about 79642.0599934482. The cubic root of 6342857720 is about 1851.0933609945.

The spelling of 6342857720 in words is "six billion, three hundred forty-two million, eight hundred fifty-seven thousand, seven hundred twenty".