620812949598 has 12 divisors (see below), whose sum is σ = 1345094724168. Its totient is φ = 206937649860.

The previous prime is 620812949543. The next prime is 620812949599. The reversal of 620812949598 is 895949218026.

620812949598 is a `hidden beast` number, since 6 + 20 + 8 + 12 + 9 + 4 + 9 + 598 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620812949599) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 17244804138 + ... + 17244804173.

It is an arithmetic number, because the mean of its divisors is an integer number (112091227014).

Almost surely, 2^620812949598 is an apocalyptic number.

620812949598 is an abundant number, since it is smaller than the sum of its proper divisors (724281774570).

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

620812949598 is a wasteful number, since it uses less digits than its factorization.

620812949598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34489608319 (or 34489608316 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 63.

The spelling of 620812949598 in words is "six hundred twenty billion, eight hundred twelve million, nine hundred forty-nine thousand, five hundred ninety-eight".