55969765441 has 8 divisors (see below), whose sum is σ = 56835475200. Its totient is φ = 55109318880.

The previous prime is 55969765421. The next prime is 55969765447. The reversal of 55969765441 is 14456796955.

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 55969765441 - 2¹¹ = 55969763393 is a prime.

It is a super-2 number, since 2×55969765441² (a number of 22 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 55969765441.

It is not an unprimeable number, because it can be changed into a prime (55969765447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1294365 + ... + 1336906.

It is an arithmetic number, because the mean of its divisors is an integer number (7104434400).

Almost surely, 2^55969765441 is an apocalyptic number.

It is an amenable number.

55969765441 is a deficient number, since it is larger than the sum of its proper divisors (865709759).

55969765441 is a wasteful number, since it uses less digits than its factorization.

55969765441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2631599.

The product of its digits is 40824000, while the sum is 61.

The spelling of 55969765441 in words is "fifty-five billion, nine hundred sixty-nine million, seven hundred sixty-five thousand, four hundred forty-one".