55553002 has 4 divisors (see below), whose sum is σ = 83329506. Its totient is φ = 27776500.

The previous prime is 55552993. The next prime is 55553053. The reversal of 55553002 is 20035555.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40335201 + 15217801 = 6351^2 + 3901^2 .

It is a super-2 number, since 2×55553002² = 6172272062424008, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13888249 + ... + 13888252.

Almost surely, 2^55553002 is an apocalyptic number.

55553002 is a deficient number, since it is larger than the sum of its proper divisors (27776504).

55553002 is a wasteful number, since it uses less digits than its factorization.

55553002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27776503.

The product of its (nonzero) digits is 3750, while the sum is 25.

The square root of 55553002 is about 7453.3886253167. The cubic root of 55553002 is about 381.5655679120.

Adding to 55553002 its reverse (20035555), we get a palindrome (75588557).

The spelling of 55553002 in words is "fifty-five million, five hundred fifty-three thousand, two".