961168664 has 8 divisors (see below), whose sum is σ = 1802191260. Its totient is φ = 480584328.

The previous prime is 961168657. The next prime is 961168673. The reversal of 961168664 is 466861169.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60073034 + ... + 60073049.

Almost surely, 2^961168664 is an apocalyptic number.

It is an amenable number.

961168664 is a deficient number, since it is larger than the sum of its proper divisors (841022596).

961168664 is a wasteful number, since it uses less digits than its factorization.

961168664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120146089 (or 120146085 counting only the distinct ones).

The product of its digits is 373248, while the sum is 47.

The square root of 961168664 is about 31002.7202677442. The cubic root of 961168664 is about 986.8849692478.

The spelling of 961168664 in words is "nine hundred sixty-one million, one hundred sixty-eight thousand, six hundred sixty-four".