55202005 has 8 divisors (see below), whose sum is σ = 66326400. Its totient is φ = 44105616.

The previous prime is 55201997. The next prime is 55202023. The reversal of 55202005 is 50020255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55202005 - 2³ = 55201997 is a prime.

It is a super-2 number, since 2×55202005² = 6094522712040050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2385 + ... + 10774.

It is an arithmetic number, because the mean of its divisors is an integer number (8290800).

Almost surely, 2^55202005 is an apocalyptic number.

It is an amenable number.

55202005 is a deficient number, since it is larger than the sum of its proper divisors (11124395).

55202005 is a wasteful number, since it uses less digits than its factorization.

55202005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14003.

The product of its (nonzero) digits is 500, while the sum is 19.

The square root of 55202005 is about 7429.8051791416. The cubic root of 55202005 is about 380.7602623313.

The spelling of 55202005 in words is "fifty-five million, two hundred two thousand, five".