55561100006968 has 8 divisors (see below), whose sum is σ = 104177062513080. Its totient is φ = 27780550003480.

The previous prime is 55561100006957. The next prime is 55561100006977. The reversal of 55561100006968 is 86960000116555.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3472568750428 + ... + 3472568750443.

It is an arithmetic number, because the mean of its divisors is an integer number (13022132814135).

Almost surely, 2^{55561100006968} is an apocalyptic number.

It is an amenable number.

55561100006968 is a deficient number, since it is larger than the sum of its proper divisors (48615962506112).

55561100006968 is a wasteful number, since it uses less digits than its factorization.

55561100006968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6945137500877 (or 6945137500873 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 52.

The spelling of 55561100006968 in words is "fifty-five trillion, five hundred sixty-one billion, one hundred million, six thousand, nine hundred sixty-eight".