2051672217200 has 60 divisors (see below), whose sum is σ = 4950857005080. Its totient is φ = 817053569280.

The previous prime is 2051672217193. The next prime is 2051672217233. The reversal of 2051672217200 is 27122761502.

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, 11206955 + ... + 11388554.

It is an arithmetic number, because the mean of its divisors is an integer number (82514283418).

Almost surely, 2^{2051672217200} is an apocalyptic number.

2051672217200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2051672217200 is an abundant number, since it is smaller than the sum of its proper divisors (2899184787880).

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

2051672217200 is a wasteful number, since it uses less digits than its factorization.

2051672217200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22595754 (or 22595743 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 35.

Adding to 2051672217200 its reverse (27122761502), we get a palindrome (2078794978702).

The spelling of 2051672217200 in words is "two trillion, fifty-one billion, six hundred seventy-two million, two hundred seventeen thousand, two hundred".