949799664 has 270 divisors, whose sum is σ = 3104025288. Its totient is φ = 270864000.

The previous prime is 949799663. The next prime is 949799671. The reversal of 949799664 is 466997949.

949799664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (949799663) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 6289989 + ... + 6290139.

Almost surely, 2^949799664 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 949799664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1552012644).

949799664 is an abundant number, since it is smaller than the sum of its proper divisors (2154225624).

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

949799664 is a wasteful number, since it uses less digits than its factorization.

949799664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 186 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 63.

The square root of 949799664 is about 30818.8199644308. The cubic root of 949799664 is about 982.9784659429.

The spelling of 949799664 in words is "nine hundred forty-nine million, seven hundred ninety-nine thousand, six hundred sixty-four".