55395421195 has 16 divisors (see below), whose sum is σ = 66919685760. Its totient is φ = 44020480000.

The previous prime is 55395421117. The next prime is 55395421223. The reversal of 55395421195 is 59112459355.

It is a happy number.

It is not a de Polignac number, because 55395421195 - 2¹¹ = 55395419147 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 421395 + ... + 536995.

It is an arithmetic number, because the mean of its divisors is an integer number (4182480360).

Almost surely, 2^55395421195 is an apocalyptic number.

55395421195 is a deficient number, since it is larger than the sum of its proper divisors (11524264565).

55395421195 is a wasteful number, since it uses less digits than its factorization.

55395421195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116246.

The product of its digits is 1215000, while the sum is 49.

The spelling of 55395421195 in words is "fifty-five billion, three hundred ninety-five million, four hundred twenty-one thousand, one hundred ninety-five".