55550050515 has 12 divisors (see below), whose sum is σ = 96286754304. Its totient is φ = 29626693584.

The previous prime is 55550050483. The next prime is 55550050553. The reversal of 55550050515 is 51505005555.

It is a happy number.

55550050515 is a `hidden beast` number, since 5 + 5 + 550 + 0 + 50 + 51 + 5 = 666.

It is not a de Polignac number, because 55550050515 - 2⁵ = 55550050483 is a prime.

It is a super-2 number, since 2×55550050515² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55550050515.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 617222739 + ... + 617222828.

It is an arithmetic number, because the mean of its divisors is an integer number (8023896192).

Almost surely, 2^55550050515 is an apocalyptic number.

55550050515 is a deficient number, since it is larger than the sum of its proper divisors (40736703789).

55550050515 is a wasteful number, since it uses less digits than its factorization.

55550050515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234445578 (or 1234445575 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 36.

The spelling of 55550050515 in words is "fifty-five billion, five hundred fifty million, fifty thousand, five hundred fifteen".