5554861612560 has 640 divisors, whose sum is σ = 20828761873920. Its totient is φ = 1352584396800.

The previous prime is 5554861612541. The next prime is 5554861612607. The reversal of 5554861612560 is 652161684555.

5554861612560 is a `hidden beast` number, since 5 + 5 + 5 + 4 + 8 + 61 + 6 + 12 + 560 = 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 = 5554861612497 and 5554861612506.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1239645520 + ... + 1239650000.

It is an arithmetic number, because the mean of its divisors is an integer number (32544940428).

Almost surely, 2^{5554861612560} 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 5554861612560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10414380936960).

5554861612560 is an abundant number, since it is smaller than the sum of its proper divisors (15273900261360).

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

5554861612560 is a wasteful number, since it uses less digits than its factorization.

5554861612560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4984 (or 4972 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 54.

The spelling of 5554861612560 in words is "five trillion, five hundred fifty-four billion, eight hundred sixty-one million, six hundred twelve thousand, five hundred sixty".