51653241155611 has 8 divisors (see below), whose sum is σ = 54718150204880. Its totient is φ = 48622963847328.

The previous prime is 51653241155609. The next prime is 51653241155641. The reversal of 51653241155611 is 11655114235615.

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

It is a cyclic number.

It is not a de Polignac number, because 51653241155611 - 2¹ = 51653241155609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51653241155641) 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, 8657932176 + ... + 8657938141.

It is an arithmetic number, because the mean of its divisors is an integer number (6839768775610).

Almost surely, 2^{51653241155611} is an apocalyptic number.

51653241155611 is a deficient number, since it is larger than the sum of its proper divisors (3064909049269).

51653241155611 is a wasteful number, since it uses less digits than its factorization.

51653241155611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17315870493.

The product of its digits is 540000, while the sum is 46.

The spelling of 51653241155611 in words is "fifty-one trillion, six hundred fifty-three billion, two hundred forty-one million, one hundred fifty-five thousand, six hundred eleven".