549125378880 has 112 divisors (see below), whose sum is σ = 1877586434304. Its totient is φ = 135169320960.

The previous prime is 549125378819. The next prime is 549125378899. The reversal of 549125378880 is 88873521945.

It is a super-3 number, since 3×549125378880³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21987736 + ... + 22012695.

It is an arithmetic number, because the mean of its divisors is an integer number (16764164592).

Almost surely, 2^549125378880 is an apocalyptic number.

It is an amenable number.

549125378880 is an abundant number, since it is smaller than the sum of its proper divisors (1328461055424).

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

549125378880 is a wasteful number, since it uses less digits than its factorization.

549125378880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44000464 (or 44000454 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 60.

The spelling of 549125378880 in words is "five hundred forty-nine billion, one hundred twenty-five million, three hundred seventy-eight thousand, eight hundred eighty".