620608197048840 has 10368 divisors, whose sum is σ = 3191277964492800. Its totient is φ = 103567809945600.

The previous prime is 620608197048803. The next prime is 620608197048877. The reversal of 620608197048840 is 48840791806026.

620608197048840 is a `hidden beast` number, since 6 + 2 + 0 + 6 + 0 + 81 + 9 + 70 + 488 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (620608197048803) and next prime (620608197048877).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2591 ways as a sum of consecutive naturals, for example, 4886678716857 + ... + 4886678716983.

It is an arithmetic number, because the mean of its divisors is an integer number (307800729600).

Almost surely, 2^{620608197048840} is an apocalyptic number.

620608197048840 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 620608197048840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1595638982246400).

620608197048840 is an abundant number, since it is smaller than the sum of its proper divisors (2570669767443960).

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

620608197048840 is a wasteful number, since it uses less digits than its factorization.

620608197048840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 37158912, while the sum is 63.

The spelling of 620608197048840 in words is "six hundred twenty trillion, six hundred eight billion, one hundred ninety-seven million, forty-eight thousand, eight hundred forty".