5646652131511 has 8 divisors (see below), whose sum is σ = 5767144447680. Its totient is φ = 5526174431328.

The previous prime is 5646652131473. The next prime is 5646652131517. The reversal of 5646652131511 is 1151312566465.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5646652131511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646652131517) 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, 2871316 + ... + 4420153.

It is an arithmetic number, because the mean of its divisors is an integer number (720893055960).

Almost surely, 2^{5646652131511} is an apocalyptic number.

5646652131511 is a deficient number, since it is larger than the sum of its proper divisors (120492316169).

5646652131511 is a wasteful number, since it uses less digits than its factorization.

5646652131511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7307993.

The product of its digits is 648000, while the sum is 46.

Adding to 5646652131511 its reverse (1151312566465), we get a palindrome (6797964697976).

The spelling of 5646652131511 in words is "five trillion, six hundred forty-six billion, six hundred fifty-two million, one hundred thirty-one thousand, five hundred eleven".