5161960646 has 8 divisors (see below), whose sum is σ = 7840953120. Its totient is φ = 2548309608.

The previous prime is 5161960637. The next prime is 5161960667. The reversal of 5161960646 is 6460691615.

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

It is a junction number, because it is equal to n+sod(n) for n = 5161960597 and 5161960606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16335161 + ... + 16335476.

It is an arithmetic number, because the mean of its divisors is an integer number (980119140).

Almost surely, 2^5161960646 is an apocalyptic number.

5161960646 is a deficient number, since it is larger than the sum of its proper divisors (2678992474).

5161960646 is a wasteful number, since it uses less digits than its factorization.

5161960646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32670718.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 5161960646 is about 71846.7859128020. The cubic root of 5161960646 is about 1728.2433577422.

The spelling of 5161960646 in words is "five billion, one hundred sixty-one million, nine hundred sixty thousand, six hundred forty-six".