55105145101135 has 4 divisors (see below), whose sum is σ = 66126174121368. Its totient is φ = 44084116080904.

The previous prime is 55105145101099. The next prime is 55105145101141. The reversal of 55105145101135 is 53110154150155.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55105145101135 - 2⁹ = 55105145100623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55105145101094 and 55105145101103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5510514510109 + ... + 5510514510118.

It is an arithmetic number, because the mean of its divisors is an integer number (16531543530342).

Almost surely, 2^{55105145101135} is an apocalyptic number.

55105145101135 is a deficient number, since it is larger than the sum of its proper divisors (11021029020233).

55105145101135 is a wasteful number, since it uses less digits than its factorization.

55105145101135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11021029020232.

The product of its (nonzero) digits is 37500, while the sum is 37.

The spelling of 55105145101135 in words is "fifty-five trillion, one hundred five billion, one hundred forty-five million, one hundred one thousand, one hundred thirty-five".