5141211646661 has 4 divisors (see below), whose sum is σ = 5171997345312. Its totient is φ = 5110425948012.

The previous prime is 5141211646631. The next prime is 5141211646717. The reversal of 5141211646661 is 1666461121415.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5141211646661 is a prime.

It is a super-2 number, since 2×5141211646661² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5141211646631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15392849075 + ... + 15392849408.

It is an arithmetic number, because the mean of its divisors is an integer number (1292999336328).

Almost surely, 2^{5141211646661} is an apocalyptic number.

It is an amenable number.

5141211646661 is a deficient number, since it is larger than the sum of its proper divisors (30785698651).

5141211646661 is a wasteful number, since it uses less digits than its factorization.

5141211646661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30785698650.

The product of its digits is 207360, while the sum is 44.

The spelling of 5141211646661 in words is "five trillion, one hundred forty-one billion, two hundred eleven million, six hundred forty-six thousand, six hundred sixty-one".