9571960645632 has 1152 divisors, whose sum is σ = 36348592250880. Its totient is φ = 2352831528960.

The previous prime is 9571960645603. The next prime is 9571960645669. The reversal of 9571960645632 is 2365460691759.

9571960645632 is a `hidden beast` number, since 9 + 5 + 7 + 1 + 9 + 6 + 0 + 64 + 563 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 9571960645632.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3166376473 + ... + 3166379495.

It is an arithmetic number, because the mean of its divisors is an integer number (31552597440).

Almost surely, 2^{9571960645632} is an apocalyptic number.

9571960645632 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9571960645632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18174296125440).

9571960645632 is an abundant number, since it is smaller than the sum of its proper divisors (26776631605248).

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

9571960645632 is a wasteful number, since it uses less digits than its factorization.

9571960645632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3189 (or 3166 counting only the distinct ones).

The product of its (nonzero) digits is 73483200, while the sum is 63.

The spelling of 9571960645632 in words is "nine trillion, five hundred seventy-one billion, nine hundred sixty million, six hundred forty-five thousand, six hundred thirty-two".