55061610061664 has 12 divisors (see below), whose sum is σ = 108402544808964. Its totient is φ = 27530805030816.

The previous prime is 55061610061663. The next prime is 55061610061687. The reversal of 55061610061664 is 46616001616055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55061610061663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 860337657182 + ... + 860337657245.

It is an arithmetic number, because the mean of its divisors is an integer number (9033545400747).

Almost surely, 2^{55061610061664} is an apocalyptic number.

It is an amenable number.

55061610061664 is a deficient number, since it is larger than the sum of its proper divisors (53340934747300).

55061610061664 is a wasteful number, since it uses less digits than its factorization.

55061610061664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720675314437 (or 1720675314429 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 47.

The spelling of 55061610061664 in words is "fifty-five trillion, sixty-one billion, six hundred ten million, sixty-one thousand, six hundred sixty-four".