549987417652 has 12 divisors (see below), whose sum is σ = 962490073636. Its totient is φ = 274990253760.

The previous prime is 549987417649. The next prime is 549987417653. The reversal of 549987417652 is 256714789945.

It can be written as a sum of positive squares in 2 ways, for example, as 232281585936 + 317705831716 = 481956^2 + 563654^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549987417653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487383 + ... + 1156510.

Almost surely, 2^549987417652 is an apocalyptic number.

It is an amenable number.

549987417652 is a deficient number, since it is larger than the sum of its proper divisors (412502655984).

549987417652 is a wasteful number, since it uses less digits than its factorization.

549987417652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1727538 (or 1727536 counting only the distinct ones).

The product of its digits is 152409600, while the sum is 67.

The spelling of 549987417652 in words is "five hundred forty-nine billion, nine hundred eighty-seven million, four hundred seventeen thousand, six hundred fifty-two".