6420854322 has 12 divisors (see below), whose sum is σ = 13911851070. Its totient is φ = 2140284768.

The previous prime is 6420854303. The next prime is 6420854339. The reversal of 6420854322 is 2234580246.

6420854322 is a `hidden beast` number, since 642 + 0 + 8 + 5 + 4 + 3 + 2 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4743214641 + 1677639681 = 68871^2 + 40959^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 178357047 + ... + 178357082.

Almost surely, 2^6420854322 is an apocalyptic number.

6420854322 is an abundant number, since it is smaller than the sum of its proper divisors (7490996748).

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

6420854322 is a wasteful number, since it uses less digits than its factorization.

6420854322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356714137 (or 356714134 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The square root of 6420854322 is about 80130.2335077092. The cubic root of 6420854322 is about 1858.6499551234.

The spelling of 6420854322 in words is "six billion, four hundred twenty million, eight hundred fifty-four thousand, three hundred twenty-two".