55555133042015 has 8 divisors (see below), whose sum is σ = 66723979396848. Its totient is φ = 44405559936000.

The previous prime is 55555133042011. The next prime is 55555133042021. The reversal of 55555133042015 is 51024033155555.

It is a happy number.

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

It is not a de Polignac number, because 55555133042015 - 2² = 55555133042011 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 (55555133042011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4818305861 + ... + 4818317390.

It is an arithmetic number, because the mean of its divisors is an integer number (8340497424606).

Almost surely, 2^{55555133042015} is an apocalyptic number.

55555133042015 is a deficient number, since it is larger than the sum of its proper divisors (11168846354833).

55555133042015 is a wasteful number, since it uses less digits than its factorization.

55555133042015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9636624409.

The product of its (nonzero) digits is 1125000, while the sum is 44.

The spelling of 55555133042015 in words is "fifty-five trillion, five hundred fifty-five billion, one hundred thirty-three million, forty-two thousand, fifteen".