55366035680 has 48 divisors (see below), whose sum is σ = 130925942784. Its totient is φ = 22125473280.

The previous prime is 55366035679. The next prime is 55366035731. The reversal of 55366035680 is 8653066355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6689 + ... + 332831.

It is an arithmetic number, because the mean of its divisors is an integer number (2727623808).

Almost surely, 2^55366035680 is an apocalyptic number.

It is an amenable number.

55366035680 is an abundant number, since it is smaller than the sum of its proper divisors (75559907104).

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

55366035680 is a wasteful number, since it uses less digits than its factorization.

55366035680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327219 (or 327211 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 55366035680 in words is "fifty-five billion, three hundred sixty-six million, thirty-five thousand, six hundred eighty".