55511106105015 has 96 divisors (see below), whose sum is σ = 105795793509120. Its totient is φ = 26701933939200.

The previous prime is 55511106104969. The next prime is 55511106105047. The reversal of 55511106105015 is 51050160111555.

55511106105015 is a `hidden beast` number, since 5 + 5 + 5 + 11 + 10 + 610 + 5 + 0 + 15 = 666.

It is not a de Polignac number, because 55511106105015 - 2¹⁴ = 55511106088631 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 248439216 + ... + 248662554.

It is an arithmetic number, because the mean of its divisors is an integer number (1102039515720).

Almost surely, 2^{55511106105015} is an apocalyptic number.

55511106105015 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55511106105015 is a deficient number, since it is larger than the sum of its proper divisors (50284687404105).

55511106105015 is a wasteful number, since it uses less digits than its factorization.

55511106105015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227325 (or 227322 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 36.

The spelling of 55511106105015 in words is "fifty-five trillion, five hundred eleven billion, one hundred six million, one hundred five thousand, fifteen".