201651246611151 has 8 divisors (see below), whose sum is σ = 268870031866800. Its totient is φ = 134433312881472.

The previous prime is 201651246611117. The next prime is 201651246611173. The reversal of 201651246611151 is 151116642156102.

It is a happy number.

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

It is not a de Polignac number, because 201651246611151 - 2¹⁹ = 201651246086863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201651246613151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212328726 + ... + 213276323.

It is an arithmetic number, because the mean of its divisors is an integer number (33608753983350).

Almost surely, 2^{201651246611151} is an apocalyptic number.

201651246611151 is a deficient number, since it is larger than the sum of its proper divisors (67218785255649).

201651246611151 is a wasteful number, since it uses less digits than its factorization.

201651246611151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425762985.

The product of its (nonzero) digits is 86400, while the sum is 42.

Adding to 201651246611151 its reverse (151116642156102), we get a palindrome (352767888767253).

The spelling of 201651246611151 in words is "two hundred one trillion, six hundred fifty-one billion, two hundred forty-six million, six hundred eleven thousand, one hundred fifty-one".