9565733493904 has 45 divisors (see below), whose sum is σ = 21559699116147. Its totient is φ = 4099562954592.

The previous prime is 9565733493881. The next prime is 9565733493937. The reversal of 9565733493904 is 4093943375659.

The square root of 9565733493904 is 3092852.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×9565733493904² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9565733493904.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 86544627 + ... + 86655085.

Almost surely, 2^{9565733493904} is an apocalyptic number.

9565733493904 is the 3092852-nd square number.

It is an amenable number.

9565733493904 is an abundant number, since it is smaller than the sum of its proper divisors (11993965622243).

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

9565733493904 is an frugal number, since it uses more digits than its factorization.

9565733493904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220940 (or 110468 counting only the distinct ones).

The product of its (nonzero) digits is 330674400, while the sum is 67.

The spelling of 9565733493904 in words is "nine trillion, five hundred sixty-five billion, seven hundred thirty-three million, four hundred ninety-three thousand, nine hundred four".