39824480655 has 80 divisors (see below), whose sum is σ = 73728598944. Its totient is φ = 20550101760.

The previous prime is 39824480627. The next prime is 39824480671. The reversal of 39824480655 is 55608442893.

39824480655 is a `hidden beast` number, since 3 + 98 + 24 + 480 + 6 + 55 = 666.

It is not a de Polignac number, because 39824480655 - 2¹⁰ = 39824479631 is a prime.

It is a congruent number.

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 2704944 + ... + 2719626.

Almost surely, 2^39824480655 is an apocalyptic number.

39824480655 is a deficient number, since it is larger than the sum of its proper divisors (33904118289).

39824480655 is a wasteful number, since it uses less digits than its factorization.

39824480655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14918 (or 14909 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 39824480655 in words is "thirty-nine billion, eight hundred twenty-four million, four hundred eighty thousand, six hundred fifty-five".