620262223056 has 320 divisors, whose sum is σ = 2072007383040. Its totient is φ = 173997020160.

The previous prime is 620262223001. The next prime is 620262223073. The reversal of 620262223056 is 650322262026.

620262223056 is a `hidden beast` number, since 6 + 2 + 0 + 2 + 622 + 23 + 0 + 5 + 6 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 620262223056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40904116 + ... + 40919276.

It is an arithmetic number, because the mean of its divisors is an integer number (6475023072).

Almost surely, 2^620262223056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 620262223056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1036003691520).

620262223056 is an abundant number, since it is smaller than the sum of its proper divisors (1451745159984).

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

620262223056 is a wasteful number, since it uses less digits than its factorization.

620262223056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15431 (or 15419 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 620262223056 in words is "six hundred twenty billion, two hundred sixty-two million, two hundred twenty-three thousand, fifty-six".