39882240549 has 12 divisors (see below), whose sum is σ = 57609627712. Its totient is φ = 26587261800.

The previous prime is 39882240521. The next prime is 39882240551. The reversal of 39882240549 is 94504228893.

39882240549 is a `hidden beast` number, since 3 + 98 + 8 + 2 + 2 + 4 + 0 + 549 = 666.

It is not a de Polignac number, because 39882240549 - 2⁷ = 39882240421 is a prime.

It is a super-2 number, since 2×39882240549² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 39882240495 and 39882240504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39882242549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310734 + ... + 419904.

Almost surely, 2^39882240549 is an apocalyptic number.

It is an amenable number.

39882240549 is a deficient number, since it is larger than the sum of its proper divisors (17727387163).

39882240549 is a wasteful number, since it uses less digits than its factorization.

39882240549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149768 (or 149765 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 39882240549 in words is "thirty-nine billion, eight hundred eighty-two million, two hundred forty thousand, five hundred forty-nine".