55511106105402 has 24 divisors (see below), whose sum is σ = 121723148330784. Its totient is φ = 18280765865544.

The previous prime is 55511106105401. The next prime is 55511106105437. The reversal of 55511106105402 is 20450160111555.

55511106105402 is a `hidden beast` number, since 5 + 5 + 5 + 1 + 1 + 106 + 1 + 0 + 540 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (55511106105401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18578012598 + ... + 18578015585.

It is an arithmetic number, because the mean of its divisors is an integer number (5071797847116).

Almost surely, 2^{55511106105402} is an apocalyptic number.

55511106105402 is an abundant number, since it is smaller than the sum of its proper divisors (66212042225382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55511106105402 is a wasteful number, since it uses less digits than its factorization.

55511106105402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37156028274 (or 37156028271 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 36.

Adding to 55511106105402 its reverse (20450160111555), we get a palindrome (75961266216957).

The spelling of 55511106105402 in words is "fifty-five trillion, five hundred eleven billion, one hundred six million, one hundred five thousand, four hundred two".