2000171852400 has 60 divisors (see below), whose sum is σ = 6407217171032. Its totient is φ = 533379160320.

The previous prime is 2000171852369. The next prime is 2000171852417. The reversal of 2000171852400 is 42581710002.

It is a tau number, because it is divible by the number of its divisors (60).

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 11 ways as a sum of consecutive naturals, for example, 833403739 + ... + 833406138.

Almost surely, 2^{2000171852400} is an apocalyptic number.

2000171852400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000171852400 is an abundant number, since it is smaller than the sum of its proper divisors (4407045318632).

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

2000171852400 is a wasteful number, since it uses less digits than its factorization.

2000171852400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666809898 (or 1666809887 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The spelling of 2000171852400 in words is "two trillion, one hundred seventy-one million, eight hundred fifty-two thousand, four hundred".