55060515 has 24 divisors (see below), whose sum is σ = 95938128. Its totient is φ = 29211840.

The previous prime is 55060513. The next prime is 55060517. The reversal of 55060515 is 51506055.

55060515 is a `hidden beast` number, since 5 + 50 + 605 + 1 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (55060513) and next prime (55060517).

It is not a de Polignac number, because 55060515 - 2¹ = 55060513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55060513) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5760 + ... + 11970.

It is an arithmetic number, because the mean of its divisors is an integer number (3997422).

Almost surely, 2^55060515 is an apocalyptic number.

55060515 is a deficient number, since it is larger than the sum of its proper divisors (40877613).

55060515 is a wasteful number, since it uses less digits than its factorization.

55060515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6419 (or 6416 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 55060515 is about 7420.2772859240. The cubic root of 55060515 is about 380.4346711160.

The spelling of 55060515 in words is "fifty-five million, sixty thousand, five hundred fifteen".