55140306741566 has 16 divisors (see below), whose sum is σ = 84471161389056. Its totient is φ = 26983265504376.

The previous prime is 55140306741539. The next prime is 55140306741581. The reversal of 55140306741566 is 66514760304155.

55140306741566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5823275 + ... + 12007961.

It is an arithmetic number, because the mean of its divisors is an integer number (5279447586816).

Almost surely, 2^{55140306741566} is an apocalyptic number.

55140306741566 is a deficient number, since it is larger than the sum of its proper divisors (29330854647490).

55140306741566 is a wasteful number, since it uses less digits than its factorization.

55140306741566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6279583.

The product of its (nonzero) digits is 9072000, while the sum is 53.

The spelling of 55140306741566 in words is "fifty-five trillion, one hundred forty billion, three hundred six million, seven hundred forty-one thousand, five hundred sixty-six".