604066555620 has 144 divisors (see below), whose sum is σ = 2031680589120. Its totient is φ = 144039686400.

The previous prime is 604066555553. The next prime is 604066555621. The reversal of 604066555620 is 26555660406.

It is a happy number.

It is a super-2 number, since 2×604066555620² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (604066555621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2379910 + ... + 2621469.

It is an arithmetic number, because the mean of its divisors is an integer number (14108892980).

Almost surely, 2^604066555620 is an apocalyptic number.

604066555620 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

604066555620 is an abundant number, since it is smaller than the sum of its proper divisors (1427614033500).

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

604066555620 is a wasteful number, since it uses less digits than its factorization.

604066555620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001466 (or 5001461 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 604066555620 in words is "six hundred four billion, sixty-six million, five hundred fifty-five thousand, six hundred twenty".