22961609033728 has 48 divisors (see below), whose sum is σ = 45961009124940. Its totient is φ = 11468550832128.

The previous prime is 22961609033717. The next prime is 22961609033747. The reversal of 22961609033728 is 82733090616922.

It can be written as a sum of positive squares in 2 ways, for example, as 22953757656064 + 7851377664 = 4791008^2 + 88608^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4063801 + ... + 7901752.

Almost surely, 2^{22961609033728} is an apocalyptic number.

It is an amenable number.

22961609033728 is an abundant number, since it is smaller than the sum of its proper divisors (22999400091212).

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

22961609033728 is an equidigital number, since it uses as much as digits as its factorization.

22961609033728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11966512 (or 11966492 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 58.

The spelling of 22961609033728 in words is "twenty-two trillion, nine hundred sixty-one billion, six hundred nine million, thirty-three thousand, seven hundred twenty-eight".