55620049219 has 16 divisors (see below), whose sum is σ = 64146315520. Its totient is φ = 47240897760.

The previous prime is 55620049213. The next prime is 55620049291. The reversal of 55620049219 is 91294002655.

It is a de Polignac number, because none of the positive numbers 2^k-55620049219 is a prime.

It is a super-3 number, since 3×55620049219³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (55620049213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256012 + ... + 420454.

It is an arithmetic number, because the mean of its divisors is an integer number (4009144720).

Almost surely, 2^55620049219 is an apocalyptic number.

55620049219 is a deficient number, since it is larger than the sum of its proper divisors (8526266301).

55620049219 is a wasteful number, since it uses less digits than its factorization.

55620049219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164890.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 55620049219 in words is "fifty-five billion, six hundred twenty million, forty-nine thousand, two hundred nineteen".