55365526 has 4 divisors (see below), whose sum is σ = 83048292. Its totient is φ = 27682762.

The previous prime is 55365521. The next prime is 55365529. The reversal of 55365526 is 62556355.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62556355 = 5 ⋅12511271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55365521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13841380 + ... + 13841383.

It is an arithmetic number, because the mean of its divisors is an integer number (20762073).

Almost surely, 2^55365526 is an apocalyptic number.

55365526 is a deficient number, since it is larger than the sum of its proper divisors (27682766).

55365526 is a wasteful number, since it uses less digits than its factorization.

55365526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27682765.

The product of its digits is 135000, while the sum is 37.

The square root of 55365526 is about 7440.8014353294. The cubic root of 55365526 is about 381.1358581177.

The spelling of 55365526 in words is "fifty-five million, three hundred sixty-five thousand, five hundred twenty-six".