964691419646 has 8 divisors (see below), whose sum is σ = 1509951787344. Its totient is φ = 461374157200.

The previous prime is 964691419607. The next prime is 964691419651. The reversal of 964691419646 is 646914196469.

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

It is a super-2 number, since 2×964691419646² (a number of 25 digits) contains 22 as substring.

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, 10485776255 + ... + 10485776346.

It is an arithmetic number, because the mean of its divisors is an integer number (188743973418).

Almost surely, 2^964691419646 is an apocalyptic number.

964691419646 is a deficient number, since it is larger than the sum of its proper divisors (545260367698).

964691419646 is a wasteful number, since it uses less digits than its factorization.

964691419646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20971552626.

The product of its digits is 60466176, while the sum is 65.

The spelling of 964691419646 in words is "nine hundred sixty-four billion, six hundred ninety-one million, four hundred nineteen thousand, six hundred forty-six".