604667772040 has 128 divisors (see below), whose sum is σ = 1431550350720. Its totient is φ = 229641984000.

The previous prime is 604667772017. The next prime is 604667772053. The reversal of 604667772040 is 40277766406.

It is a happy number.

It is a super-2 number, since 2×604667772040² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9086890 + ... + 9153190.

It is an arithmetic number, because the mean of its divisors is an integer number (11183987115).

Almost surely, 2^604667772040 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 604667772040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (715775175360).

604667772040 is an abundant number, since it is smaller than the sum of its proper divisors (826882578680).

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

604667772040 is a wasteful number, since it uses less digits than its factorization.

604667772040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66503 (or 66499 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 49.

The spelling of 604667772040 in words is "six hundred four billion, six hundred sixty-seven million, seven hundred seventy-two thousand, forty".