55605616552 has 8 divisors (see below), whose sum is σ = 104260531050. Its totient is φ = 27802808272.

The previous prime is 55605616519. The next prime is 55605616597. The reversal of 55605616552 is 25561650655.

It can be written as a sum of positive squares in only one way, i.e., 48046009636 + 7559606916 = 219194^2 + 86946^2 .

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

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3475351027 + ... + 3475351042.

Almost surely, 2^55605616552 is an apocalyptic number.

It is an amenable number.

55605616552 is a deficient number, since it is larger than the sum of its proper divisors (48654914498).

55605616552 is a wasteful number, since it uses less digits than its factorization.

55605616552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6950702075 (or 6950702071 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 46.

The spelling of 55605616552 in words is "fifty-five billion, six hundred five million, six hundred sixteen thousand, five hundred fifty-two".