55412145005100 has 72 divisors (see below), whose sum is σ = 172658560551120. Its totient is φ = 13639912615680.

The previous prime is 55412145005099. The next prime is 55412145005131. The reversal of 55412145005100 is 150054121455.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7104117255 + ... + 7104125054.

It is an arithmetic number, because the mean of its divisors is an integer number (2398035563210).

Almost surely, 2^{55412145005100} is an apocalyptic number.

55412145005100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55412145005100 is an abundant number, since it is smaller than the sum of its proper divisors (117246415546020).

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

55412145005100 is a wasteful number, since it uses less digits than its factorization.

55412145005100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14208242339 (or 14208242332 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 33.

Adding to 55412145005100 its reverse (150054121455), we get a palindrome (55562199126555).

The spelling of 55412145005100 in words is "fifty-five trillion, four hundred twelve billion, one hundred forty-five million, five thousand, one hundred".