55112732561061 has 24 divisors (see below), whose sum is σ = 90988607983104. Its totient is φ = 31489923460320.

The previous prime is 55112732561017. The next prime is 55112732561119. The reversal of 55112732561061 is 16016523721155.

55112732561061 is a `hidden beast` number, since 5 + 5 + 1 + 1 + 2 + 7 + 3 + 25 + 610 + 6 + 1 = 666.

It is not a de Polignac number, because 55112732561061 - 2⁶ = 55112732560997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55112732560998 and 55112732561016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55112732561261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41939106 + ... + 43233251.

It is an arithmetic number, because the mean of its divisors is an integer number (3791191999296).

Almost surely, 2^{55112732561061} is an apocalyptic number.

It is an amenable number.

55112732561061 is a deficient number, since it is larger than the sum of its proper divisors (35875875422043).

55112732561061 is a wasteful number, since it uses less digits than its factorization.

55112732561061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85182641 (or 85182638 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 45.

The spelling of 55112732561061 in words is "fifty-five trillion, one hundred twelve billion, seven hundred thirty-two million, five hundred sixty-one thousand, sixty-one".