20653174000 has 40 divisors (see below), whose sum is σ = 49939379568. Its totient is φ = 8261268800.

The previous prime is 20653173997. The next prime is 20653174019. The reversal of 20653174000 is 47135602.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 20653174000.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5161294 + ... + 5165293.

Almost surely, 2^20653174000 is an apocalyptic number.

20653174000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20653174000 is an abundant number, since it is smaller than the sum of its proper divisors (29286205568).

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

20653174000 is a wasteful number, since it uses less digits than its factorization.

20653174000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10326610 (or 10326594 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The spelling of 20653174000 in words is "twenty billion, six hundred fifty-three million, one hundred seventy-four thousand".