55015660659 has 8 divisors (see below), whose sum is σ = 73356484032. Its totient is φ = 36675972200.

The previous prime is 55015660657. The next prime is 55015660673. The reversal of 55015660659 is 95606651055.

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 55015660659 - 2¹ = 55015660657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55015660657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163317 + ... + 369734.

It is an arithmetic number, because the mean of its divisors is an integer number (9169560504).

Almost surely, 2^55015660659 is an apocalyptic number.

55015660659 is a deficient number, since it is larger than the sum of its proper divisors (18340823373).

55015660659 is a wasteful number, since it uses less digits than its factorization.

55015660659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567457.

The product of its (nonzero) digits is 1215000, while the sum is 48.

The spelling of 55015660659 in words is "fifty-five billion, fifteen million, six hundred sixty thousand, six hundred fifty-nine".