2051216171007 has 8 divisors (see below), whose sum is σ = 2734967702784. Its totient is φ = 1367471043288.

The previous prime is 2051216170973. The next prime is 2051216171033. The reversal of 2051216171007 is 7001716121502.

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

It is not a de Polignac number, because 2051216171007 - 2¹⁰ = 2051216169983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051216171057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795793 + ... + 2176170.

It is an arithmetic number, because the mean of its divisors is an integer number (341870962848).

Almost surely, 2^{2051216171007} is an apocalyptic number.

2051216171007 is a deficient number, since it is larger than the sum of its proper divisors (683751531777).

2051216171007 is a wasteful number, since it uses less digits than its factorization.

2051216171007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202029.

The product of its (nonzero) digits is 5880, while the sum is 33.

The spelling of 2051216171007 in words is "two trillion, fifty-one billion, two hundred sixteen million, one hundred seventy-one thousand, seven".