55373149226 has 16 divisors (see below), whose sum is σ = 84149836200. Its totient is φ = 27325571520.

The previous prime is 55373149219. The next prime is 55373149261. The reversal of 55373149226 is 62294137355.

It is a Cunningham number, because it is equal to 235315²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 16230505201 + 39142644025 = 127399^2 + 197845^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 544985 + ... + 638556.

Almost surely, 2^55373149226 is an apocalyptic number.

55373149226 is a deficient number, since it is larger than the sum of its proper divisors (28776686974).

55373149226 is a wasteful number, since it uses less digits than its factorization.

55373149226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183849.

The product of its digits is 1360800, while the sum is 47.

The spelling of 55373149226 in words is "fifty-five billion, three hundred seventy-three million, one hundred forty-nine thousand, two hundred twenty-six".