52646661511135 has 16 divisors (see below), whose sum is σ = 65228876974080. Its totient is φ = 40749363263520.

The previous prime is 52646661511123. The next prime is 52646661511159. The reversal of 52646661511135 is 53111516664625.

It is a de Polignac number, because none of the positive numbers 2^k-52646661511135 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 38248315 + ... + 39600844.

It is an arithmetic number, because the mean of its divisors is an integer number (4076804810880).

Almost surely, 2^{52646661511135} is an apocalyptic number.

52646661511135 is a deficient number, since it is larger than the sum of its proper divisors (12582215462945).

52646661511135 is a wasteful number, since it uses less digits than its factorization.

52646661511135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77853558.

The product of its digits is 3888000, while the sum is 52.

The spelling of 52646661511135 in words is "fifty-two trillion, six hundred forty-six billion, six hundred sixty-one million, five hundred eleven thousand, one hundred thirty-five".