549650151778896 has 480 divisors, whose sum is σ = 1932230993884800. Its totient is φ = 148750219376640.

The previous prime is 549650151778891. The next prime is 549650151778907. The reversal of 549650151778896 is 698877151056945.

549650151778896 is a `hidden beast` number, since 5 + 4 + 9 + 6 + 5 + 0 + 1 + 517 + 7 + 8 + 8 + 96 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549650151778891) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2244511116 + ... + 2244755988.

It is an arithmetic number, because the mean of its divisors is an integer number (4025481237260).

Almost surely, 2^{549650151778896} is an apocalyptic number.

549650151778896 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549650151778896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (966115496942400).

549650151778896 is an abundant number, since it is smaller than the sum of its proper divisors (1382580842105904).

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

549650151778896 is a wasteful number, since it uses less digits than its factorization.

549650151778896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250504 (or 250485 counting only the distinct ones).

The product of its (nonzero) digits is 4572288000, while the sum is 81.

The spelling of 549650151778896 in words is "five hundred forty-nine trillion, six hundred fifty billion, one hundred fifty-one million, seven hundred seventy-eight thousand, eight hundred ninety-six".