9770581632 has 512 divisors, whose sum is σ = 33259507200. Its totient is φ = 2477260800.

The previous prime is 9770581621. The next prime is 9770581657. The reversal of 9770581632 is 2361850779.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 96738382 + ... + 96738482.

It is an arithmetic number, because the mean of its divisors is an integer number (64959975).

Almost surely, 2^9770581632 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 9770581632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16629753600).

9770581632 is an abundant number, since it is smaller than the sum of its proper divisors (23488925568).

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

9770581632 is a wasteful number, since it uses less digits than its factorization.

9770581632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 48.

The square root of 9770581632 is about 98846.2524934557. The cubic root of 9770581632 is about 2137.8315029640.

The spelling of 9770581632 in words is "nine billion, seven hundred seventy million, five hundred eighty-one thousand, six hundred thirty-two".