2002172068354 has 8 divisors (see below), whose sum is σ = 3005862839820. Its totient is φ = 1000217788416.

The previous prime is 2002172068331. The next prime is 2002172068361. The reversal of 2002172068354 is 4538602712002.

It can be written as a sum of positive squares in 2 ways, for example, as 1603224454225 + 398947614129 = 1266185^2 + 631623^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 434119999 + ... + 434124610.

Almost surely, 2^{2002172068354} is an apocalyptic number.

2002172068354 is a deficient number, since it is larger than the sum of its proper divisors (1003690771466).

2002172068354 is a wasteful number, since it uses less digits than its factorization.

2002172068354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868245764.

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 2002172068354 in words is "two trillion, two billion, one hundred seventy-two million, sixty-eight thousand, three hundred fifty-four".