2153455664441 has 8 divisors (see below), whose sum is σ = 2198248195968. Its totient is φ = 2109064860000.

The previous prime is 2153455664431. The next prime is 2153455664443. The reversal of 2153455664441 is 1444665543512.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2153455664441 - 2¹⁰ = 2153455663417 is a prime.

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 2153455664441.

It is not an unprimeable number, because it can be changed into a prime (2153455664443) 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, 100420940 + ... + 100442381.

It is an arithmetic number, because the mean of its divisors is an integer number (274781024496).

Almost surely, 2^{2153455664441} is an apocalyptic number.

It is an amenable number.

2153455664441 is a deficient number, since it is larger than the sum of its proper divisors (44792531527).

2153455664441 is a wasteful number, since it uses less digits than its factorization.

2153455664441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200863543.

The product of its digits is 6912000, while the sum is 50.

The spelling of 2153455664441 in words is "two trillion, one hundred fifty-three billion, four hundred fifty-five million, six hundred sixty-four thousand, four hundred forty-one".