544466705540 has 24 divisors (see below), whose sum is σ = 1155167509272. Its totient is φ = 215541457920.

The previous prime is 544466705423. The next prime is 544466705591. The reversal of 544466705540 is 45507664445.

It can be written as a sum of positive squares in 4 ways, for example, as 46042001476 + 498424704064 = 214574^2 + 705992^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140324531 + ... + 140328410.

It is an arithmetic number, because the mean of its divisors is an integer number (48131979553).

Almost surely, 2^544466705540 is an apocalyptic number.

It is an amenable number.

544466705540 is an abundant number, since it is smaller than the sum of its proper divisors (610700803732).

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

544466705540 is a wasteful number, since it uses less digits than its factorization.

544466705540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280653047 (or 280653045 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 50.

The spelling of 544466705540 in words is "five hundred forty-four billion, four hundred sixty-six million, seven hundred five thousand, five hundred forty".