55357242016 has 24 divisors (see below), whose sum is σ = 108997286580. Its totient is φ = 27675391488.

The previous prime is 55357242011. The next prime is 55357242023. The reversal of 55357242016 is 61024275355.

It can be written as a sum of positive squares in 2 ways, for example, as 53359152016 + 1998090000 = 230996^2 + 44700^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55357242016.

It is not an unprimeable number, because it can be changed into a prime (55357242011) 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 3 ways as a sum of consecutive naturals, for example, 190570 + ... + 383446.

Almost surely, 2^55357242016 is an apocalyptic number.

It is an amenable number.

55357242016 is a deficient number, since it is larger than the sum of its proper divisors (53640044564).

55357242016 is a wasteful number, since it uses less digits than its factorization.

55357242016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201856 (or 201848 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 55357242016 in words is "fifty-five billion, three hundred fifty-seven million, two hundred forty-two thousand, sixteen".