549344797380 has 72 divisors (see below), whose sum is σ = 1674719592000. Its totient is φ = 145755796032.

The previous prime is 549344797367. The next prime is 549344797423. The reversal of 549344797380 is 83797443945.

549344797380 is a `hidden beast` number, since 5 + 4 + 93 + 4 + 479 + 73 + 8 + 0 = 666.

It is a super-3 number, since 3×549344797380³ (a number of 36 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7632310 + ... + 7703949.

Almost surely, 2^549344797380 is an apocalyptic number.

It is an amenable number.

549344797380 is an abundant number, since it is smaller than the sum of its proper divisors (1125374794620).

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

549344797380 is a wasteful number, since it uses less digits than its factorization.

549344797380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15336473 (or 15336468 counting only the distinct ones).

The product of its (nonzero) digits is 91445760, while the sum is 63.

The spelling of 549344797380 in words is "five hundred forty-nine billion, three hundred forty-four million, seven hundred ninety-seven thousand, three hundred eighty".