55424031665353 has 8 divisors (see below), whose sum is σ = 59687940389000. Its totient is φ = 51160197466368.

The previous prime is 55424031665351. The next prime is 55424031665357. The reversal of 55424031665353 is 35356613042455.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3763631040064 + 51660400625289 = 1940008^2 + 7187517^2 .

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 55424031665353 - 2¹ = 55424031665351 is a prime.

It is a super-2 number, since 2×55424031665353² (a number of 28 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 55424031665353.

It is not an unprimeable number, because it can be changed into a prime (55424031665351) 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, 17081778 + ... + 20065771.

It is an arithmetic number, because the mean of its divisors is an integer number (7460992548625).

Almost surely, 2^{55424031665353} is an apocalyptic number.

It is an amenable number.

55424031665353 is a deficient number, since it is larger than the sum of its proper divisors (4263908723647).

55424031665353 is a wasteful number, since it uses less digits than its factorization.

55424031665353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37262331.

The product of its (nonzero) digits is 19440000, while the sum is 52.

The spelling of 55424031665353 in words is "fifty-five trillion, four hundred twenty-four billion, thirty-one million, six hundred sixty-five thousand, three hundred fifty-three".