55275411 has 4 divisors (see below), whose sum is σ = 73700552. Its totient is φ = 36850272.

The previous prime is 55275401. The next prime is 55275413. The reversal of 55275411 is 11457255.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55275411 - 2¹⁵ = 55242643 is a prime.

It is a super-2 number, since 2×55275411² = 6110742122437842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55275413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9212566 + ... + 9212571.

It is an arithmetic number, because the mean of its divisors is an integer number (18425138).

Almost surely, 2^55275411 is an apocalyptic number.

55275411 is a deficient number, since it is larger than the sum of its proper divisors (18425141).

55275411 is a wasteful number, since it uses less digits than its factorization.

55275411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18425140.

The product of its digits is 7000, while the sum is 30.

The square root of 55275411 is about 7434.7435059994. The cubic root of 55275411 is about 380.9289621693.

The spelling of 55275411 in words is "fifty-five million, two hundred seventy-five thousand, four hundred eleven".