55505611049982 has 32 divisors (see below), whose sum is σ = 111080214973728. Its totient is φ = 18490372217856.

The previous prime is 55505611049971. The next prime is 55505611050041. The reversal of 55505611049982 is 28994011650555.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 446006038 + ... + 446130470.

It is an arithmetic number, because the mean of its divisors is an integer number (3471256717929).

Almost surely, 2^{55505611049982} is an apocalyptic number.

55505611049982 is an abundant number, since it is smaller than the sum of its proper divisors (55574603923746).

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

55505611049982 is a wasteful number, since it uses less digits than its factorization.

55505611049982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170044.

The product of its (nonzero) digits is 19440000, while the sum is 60.

The spelling of 55505611049982 in words is "fifty-five trillion, five hundred five billion, six hundred eleven million, forty-nine thousand, nine hundred eighty-two".