54783316560 has 320 divisors, whose sum is σ = 204622331904. Its totient is φ = 11859609600.

The previous prime is 54783316559. The next prime is 54783316579. The reversal of 54783316560 is 6561338745.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2436570 + ... + 2458950.

Almost surely, 2^54783316560 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 54783316560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102311165952).

54783316560 is an abundant number, since it is smaller than the sum of its proper divisors (149839015344).

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

54783316560 is a wasteful number, since it uses less digits than its factorization.

54783316560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22482 (or 22476 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 48.

The spelling of 54783316560 in words is "fifty-four billion, seven hundred eighty-three million, three hundred sixteen thousand, five hundred sixty".