601163664 has 80 divisors (see below), whose sum is σ = 1591826688. Its totient is φ = 195440256.

The previous prime is 601163659. The next prime is 601163669. The reversal of 601163664 is 466361106.

It is an interprime number because it is at equal distance from previous prime (601163659) and next prime (601163669).

It is a super-2 number, since 2×601163664² = 722795501827809792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (601163669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343239 + ... + 344985.

Almost surely, 2^601163664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 601163664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (795913344).

601163664 is an abundant number, since it is smaller than the sum of its proper divisors (990663024).

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

601163664 is a wasteful number, since it uses less digits than its factorization.

601163664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932 (or 1926 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 601163664 is about 24518.6391139476. The cubic root of 601163664 is about 843.9775755293.

The spelling of 601163664 in words is "six hundred one million, one hundred sixty-three thousand, six hundred sixty-four".