55017061 has 8 divisors (see below), whose sum is σ = 60076800. Its totient is φ = 49967040.

The previous prime is 55017047. The next prime is 55017071. The reversal of 55017061 is 16071055.

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 55017061 - 2²⁵ = 21462629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55017071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14700 + ... + 18058.

It is an arithmetic number, because the mean of its divisors is an integer number (7509600).

Almost surely, 2^55017061 is an apocalyptic number.

It is an amenable number.

55017061 is a deficient number, since it is larger than the sum of its proper divisors (5059739).

55017061 is a wasteful number, since it uses less digits than its factorization.

55017061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4859.

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 55017061 is about 7417.3486502928. The cubic root of 55017061 is about 380.3345645393.

The spelling of 55017061 in words is "fifty-five million, seventeen thousand, sixty-one".