55095277 has 4 divisors (see below), whose sum is σ = 56872576. Its totient is φ = 53317980.

The previous prime is 55095221. The next prime is 55095301. The reversal of 55095277 is 77259055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55095277 - 2⁷ = 55095149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55095977) 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, 888603 + ... + 888664.

It is an arithmetic number, because the mean of its divisors is an integer number (14218144).

Almost surely, 2^55095277 is an apocalyptic number.

It is an amenable number.

55095277 is a deficient number, since it is larger than the sum of its proper divisors (1777299).

55095277 is a wasteful number, since it uses less digits than its factorization.

55095277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777298.

The product of its (nonzero) digits is 110250, while the sum is 40.

The square root of 55095277 is about 7422.6192816283. The cubic root of 55095277 is about 380.5147156991.

The spelling of 55095277 in words is "fifty-five million, ninety-five thousand, two hundred seventy-seven".