549265038336 has 616 divisors, whose sum is σ = 1893352835040. Its totient is φ = 155940028416.

The previous prime is 549265038331. The next prime is 549265038347. The reversal of 549265038336 is 633830562945.

549265038336 is a `hidden beast` number, since 5 + 4 + 9 + 26 + 503 + 83 + 36 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549265038331) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1342946100 + ... + 1342946508.

Almost surely, 2^549265038336 is an apocalyptic number.

549265038336 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 549265038336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (946676417520).

549265038336 is an abundant number, since it is smaller than the sum of its proper divisors (1344087796704).

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

549265038336 is an equidigital number, since it uses as much as digits as its factorization.

549265038336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 678 counting only the distinct ones).

The product of its (nonzero) digits is 13996800, while the sum is 54.

The spelling of 549265038336 in words is "five hundred forty-nine billion, two hundred sixty-five million, thirty-eight thousand, three hundred thirty-six".