55277672 has 8 divisors (see below), whose sum is σ = 103645650. Its totient is φ = 27638832.

The previous prime is 55277653. The next prime is 55277713. The reversal of 55277672 is 27677255.

55277672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 40883236 + 14394436 = 6394^2 + 3794^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3454847 + ... + 3454862.

Almost surely, 2^55277672 is an apocalyptic number.

It is an amenable number.

55277672 is a deficient number, since it is larger than the sum of its proper divisors (48367978).

55277672 is a wasteful number, since it uses less digits than its factorization.

55277672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6909715 (or 6909711 counting only the distinct ones).

The product of its digits is 205800, while the sum is 41.

The square root of 55277672 is about 7434.8955607998. The cubic root of 55277672 is about 380.9341559714.

The spelling of 55277672 in words is "fifty-five million, two hundred seventy-seven thousand, six hundred seventy-two".