670282420320 has 72 divisors (see below), whose sum is σ = 2287338764256. Its totient is φ = 178741978368.

The previous prime is 670282420279. The next prime is 670282420363. The reversal of 670282420320 is 23024282076.

It is a happy number.

670282420320 is a `hidden beast` number, since 6 + 70 + 28 + 242 + 0 + 320 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 232735512 + ... + 232738391.

It is an arithmetic number, because the mean of its divisors is an integer number (31768593948).

Almost surely, 2^670282420320 is an apocalyptic number.

670282420320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

670282420320 is an abundant number, since it is smaller than the sum of its proper divisors (1617056343936).

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

670282420320 is a wasteful number, since it uses less digits than its factorization.

670282420320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465473924 (or 465473913 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 670282420320 in words is "six hundred seventy billion, two hundred eighty-two million, four hundred twenty thousand, three hundred twenty".