11621200032665 has 8 divisors (see below), whose sum is σ = 13946138723328. Its totient is φ = 9296494236720.

The previous prime is 11621200032647. The next prime is 11621200032667. The reversal of 11621200032665 is 56623000212611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11621200032665 - 2¹⁶ = 11621199967129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11621200032667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58113881 + ... + 58313510.

It is an arithmetic number, because the mean of its divisors is an integer number (1743267340416).

Almost surely, 2^{11621200032665} is an apocalyptic number.

It is an amenable number.

11621200032665 is a deficient number, since it is larger than the sum of its proper divisors (2324938690663).

11621200032665 is a wasteful number, since it uses less digits than its factorization.

11621200032665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116447359.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 11621200032665 in words is "eleven trillion, six hundred twenty-one billion, two hundred million, thirty-two thousand, six hundred sixty-five".