604055121640 has 32 divisors (see below), whose sum is σ = 1360055700000. Its totient is φ = 241456417344.

The previous prime is 604055121629. The next prime is 604055121647. The reversal of 604055121640 is 46121550406.

It is a junction number, because it is equal to n+sod(n) for n = 604055121596 and 604055121605.

It is not an unprimeable number, because it can be changed into a prime (604055121647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5116890 + ... + 5233609.

It is an arithmetic number, because the mean of its divisors is an integer number (42501740625).

Almost surely, 2^604055121640 is an apocalyptic number.

It is an amenable number.

604055121640 is an abundant number, since it is smaller than the sum of its proper divisors (756000578360).

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

604055121640 is a wasteful number, since it uses less digits than its factorization.

604055121640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10351969 (or 10351965 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 604055121640 in words is "six hundred four billion, fifty-five million, one hundred twenty-one thousand, six hundred forty".