20604567000 has 64 divisors (see below), whose sum is σ = 64286258400. Its totient is φ = 5494550400.

The previous prime is 20604566987. The next prime is 20604567023. The reversal of 20604567000 is 76540602.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3431095 + ... + 3437094.

Almost surely, 2^20604567000 is an apocalyptic number.

20604567000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20604567000 is an abundant number, since it is smaller than the sum of its proper divisors (43681691400).

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

20604567000 is a wasteful number, since it uses less digits than its factorization.

20604567000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6868213 (or 6868199 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The spelling of 20604567000 in words is "twenty billion, six hundred four million, five hundred sixty-seven thousand".