650161479811 has 8 divisors (see below), whose sum is σ = 660841390944. Its totient is φ = 639523866240.

The previous prime is 650161479809. The next prime is 650161479833. The reversal of 650161479811 is 118974161056.

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 650161479811 - 2¹ = 650161479809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (650161479211) 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, 10543396 + ... + 10604881.

It is an arithmetic number, because the mean of its divisors is an integer number (82605173868).

Almost surely, 2^650161479811 is an apocalyptic number.

650161479811 is a deficient number, since it is larger than the sum of its proper divisors (10679911133).

650161479811 is a wasteful number, since it uses less digits than its factorization.

650161479811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21148781.

The product of its (nonzero) digits is 362880, while the sum is 49.

The spelling of 650161479811 in words is "six hundred fifty billion, one hundred sixty-one million, four hundred seventy-nine thousand, eight hundred eleven".