601660610650 has 24 divisors (see below), whose sum is σ = 1220824076544. Its totient is φ = 218785676400.

The previous prime is 601660610527. The next prime is 601660610657. The reversal of 601660610650 is 56016066106.

It is not an unprimeable number, because it can be changed into a prime (601660610657) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 546963642 + ... + 546964741.

It is an arithmetic number, because the mean of its divisors is an integer number (50867669856).

Almost surely, 2^601660610650 is an apocalyptic number.

601660610650 is an abundant number, since it is smaller than the sum of its proper divisors (619163465894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

601660610650 is a wasteful number, since it uses less digits than its factorization.

601660610650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093928406 (or 1093928401 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

Adding to 601660610650 its reverse (56016066106), we get a palindrome (657676676756).

The spelling of 601660610650 in words is "six hundred one billion, six hundred sixty million, six hundred ten thousand, six hundred fifty".