55454737699 has 4 divisors (see below), whose sum is σ = 55455349936. Its totient is φ = 55454125464.

The previous prime is 55454737697. The next prime is 55454737729. The reversal of 55454737699 is 99673745455.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 55454737699 - 2¹ = 55454737697 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 55454737699.

It is not an unprimeable number, because it can be changed into a prime (55454737691) 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, 140319 + ... + 361384.

It is an arithmetic number, because the mean of its divisors is an integer number (13863837484).

Almost surely, 2^55454737699 is an apocalyptic number.

55454737699 is a deficient number, since it is larger than the sum of its proper divisors (612237).

55454737699 is a wasteful number, since it uses less digits than its factorization.

55454737699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612236.

The product of its digits is 142884000, while the sum is 64.

The spelling of 55454737699 in words is "fifty-five billion, four hundred fifty-four million, seven hundred thirty-seven thousand, six hundred ninety-nine".