55353838497 has 8 divisors (see below), whose sum is σ = 73808222400. Its totient is φ = 36901006800.

The previous prime is 55353838489. The next prime is 55353838523. The reversal of 55353838497 is 79483835355.

It is a happy number.

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

It is not a de Polignac number, because 55353838497 - 2³ = 55353838489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55353838497.

It is not an unprimeable number, because it can be changed into a prime (55353838427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302122 + ... + 449427.

It is an arithmetic number, because the mean of its divisors is an integer number (9226027800).

Almost surely, 2^55353838497 is an apocalyptic number.

It is an amenable number.

55353838497 is a deficient number, since it is larger than the sum of its proper divisors (18454383903).

55353838497 is a wasteful number, since it uses less digits than its factorization.

55353838497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776103.

The product of its digits is 54432000, while the sum is 60.

The spelling of 55353838497 in words is "fifty-five billion, three hundred fifty-three million, eight hundred thirty-eight thousand, four hundred ninety-seven".