55651017 has 8 divisors (see below), whose sum is σ = 74236960. Its totient is φ = 37082880.

The previous prime is 55650977. The next prime is 55651033. The reversal of 55651017 is 71015655.

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

It is not a de Polignac number, because 55651017 - 2⁶ = 55650953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55651117) 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, 7209 + ... + 12777.

It is an arithmetic number, because the mean of its divisors is an integer number (9279620).

Almost surely, 2^55651017 is an apocalyptic number.

It is an amenable number.

55651017 is a deficient number, since it is larger than the sum of its proper divisors (18585943).

55651017 is a wasteful number, since it uses less digits than its factorization.

55651017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8903.

The product of its (nonzero) digits is 5250, while the sum is 30.

The square root of 55651017 is about 7459.9609248306. The cubic root of 55651017 is about 381.7898412741.

The spelling of 55651017 in words is "fifty-five million, six hundred fifty-one thousand, seventeen".