55263169 has 6 divisors (see below), whose sum is σ = 59841366. Its totient is φ = 51012000.

The previous prime is 55263151. The next prime is 55263179. The reversal of 55263169 is 96136255.

It can be written as a sum of positive squares in 3 ways, for example, as 680625 + 54582544 = 825^2 + 7388^2 .

It is not a de Polignac number, because 55263169 - 2⁵ = 55263137 is a prime.

It is a super-2 number, since 2×55263169² = 6108035695845122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55263119) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 163332 + ... + 163669.

It is an arithmetic number, because the mean of its divisors is an integer number (9973561).

Almost surely, 2^55263169 is an apocalyptic number.

It is an amenable number.

55263169 is a deficient number, since it is larger than the sum of its proper divisors (4578197).

55263169 is a wasteful number, since it uses less digits than its factorization.

55263169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327027 (or 327014 counting only the distinct ones).

The product of its digits is 48600, while the sum is 37.

The square root of 55263169 is about 7433.9201636821. The cubic root of 55263169 is about 380.9008382917.

The spelling of 55263169 in words is "fifty-five million, two hundred sixty-three thousand, one hundred sixty-nine".