620242185162800 has 240 divisors, whose sum is σ = 1533838015584000. Its totient is φ = 240927582336000.

The previous prime is 620242185162781. The next prime is 620242185162811. The reversal of 620242185162800 is 8261581242026.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3035672645 + ... + 3035876955.

It is an arithmetic number, because the mean of its divisors is an integer number (6390991731600).

Almost surely, 2^{620242185162800} 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 620242185162800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (766919007792000).

620242185162800 is an abundant number, since it is smaller than the sum of its proper divisors (913595830421200).

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

620242185162800 is a wasteful number, since it uses less digits than its factorization.

620242185162800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205972 (or 205961 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 47.

The spelling of 620242185162800 in words is "six hundred twenty trillion, two hundred forty-two billion, one hundred eighty-five million, one hundred sixty-two thousand, eight hundred".