55544554161360 has 2400 divisors, whose sum is σ = 233836439760000. Its totient is φ = 12160509419520.

The previous prime is 55544554161347. The next prime is 55544554161391. The reversal of 55544554161360 is 6316145544555.

55544554161360 is a `hidden beast` number, since 5 + 5 + 5 + 4 + 4 + 5 + 541 + 61 + 36 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 55544554161297 and 55544554161306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 35858329866 + ... + 35858331414.

It is an arithmetic number, because the mean of its divisors is an integer number (97431849900).

Almost surely, 2^{55544554161360} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55544554161360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116918219880000).

55544554161360 is an abundant number, since it is smaller than the sum of its proper divisors (178291885598640).

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

55544554161360 is a wasteful number, since it uses less digits than its factorization.

55544554161360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727 (or 1701 counting only the distinct ones).

The product of its (nonzero) digits is 21600000, while the sum is 54.

The spelling of 55544554161360 in words is "fifty-five trillion, five hundred forty-four billion, five hundred fifty-four million, one hundred sixty-one thousand, three hundred sixty".