620895622197312 has 224 divisors, whose sum is σ = 2275721328599040. Its totient is φ = 161271590146560.

The previous prime is 620895622197311. The next prime is 620895622197373. The reversal of 620895622197312 is 213791226598026.

620895622197312 is a `hidden beast` number, since 6 + 2 + 0 + 8 + 9 + 5 + 6 + 221 + 97 + 312 = 666.

It is a tau number, because it is divible by the number of its divisors (224).

It is a super-2 number, since 2×620895622197312² (a number of 30 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 620895622197312.

It is not an unprimeable number, because it can be changed into a prime (620895622197311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2333078608 + ... + 2333344719.

It is an arithmetic number, because the mean of its divisors is an integer number (10159470216960).

Almost surely, 2^{620895622197312} is an apocalyptic number.

It is an amenable number.

620895622197312 is an abundant number, since it is smaller than the sum of its proper divisors (1654825706401728).

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

620895622197312 is a wasteful number, since it uses less digits than its factorization.

620895622197312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4666423366 (or 4666423350 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 620895622197312 in words is "six hundred twenty trillion, eight hundred ninety-five billion, six hundred twenty-two million, one hundred ninety-seven thousand, three hundred twelve".