55656602 has 4 divisors (see below), whose sum is σ = 83484906. Its totient is φ = 27828300.

The previous prime is 55656581. The next prime is 55656611. The reversal of 55656602 is 20665655.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20665655 = 5 ⋅4133131.

It can be written as a sum of positive squares in only one way, i.e., 29041321 + 26615281 = 5389^2 + 5159^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13914149 + ... + 13914152.

Almost surely, 2^55656602 is an apocalyptic number.

55656602 is a deficient number, since it is larger than the sum of its proper divisors (27828304).

55656602 is a wasteful number, since it uses less digits than its factorization.

55656602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27828303.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 55656602 is about 7460.3352471588. The cubic root of 55656602 is about 381.8026126786.

It can be divided in two parts, 5565 and 6602, that added together give a cube (12167 = 23³).

The spelling of 55656602 in words is "fifty-five million, six hundred fifty-six thousand, six hundred two".