9764651040 has 96 divisors (see below), whose sum is σ = 31280074560. Its totient is φ = 2559765504.

The previous prime is 9764651027. The next prime is 9764651041. The reversal of 9764651040 is 401564679.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 9764650983 and 9764651001.

It is not an unprimeable number, because it can be changed into a prime (9764651041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144079 + ... + 200718.

It is an arithmetic number, because the mean of its divisors is an integer number (325834110).

Almost surely, 2^9764651040 is an apocalyptic number.

It is an amenable number.

9764651040 is an abundant number, since it is smaller than the sum of its proper divisors (21515423520).

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

9764651040 is a wasteful number, since it uses less digits than its factorization.

9764651040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344874 (or 344866 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 9764651040 is about 98816.2488662669. The cubic root of 9764651040 is about 2137.3988718614.

The spelling of 9764651040 in words is "nine billion, seven hundred sixty-four million, six hundred fifty-one thousand, forty".