39675908628 has 18 divisors (see below), whose sum is σ = 100291880234. Its totient is φ = 13225302864.

The previous prime is 39675908627. The next prime is 39675908639. The reversal of 39675908628 is 82680957693.

39675908628 is a `hidden beast` number, since 39 + 6 + 7 + 590 + 8 + 6 + 2 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 39675859344 + 49284 = 199188^2 + 222^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39675908627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 551054251 + ... + 551054322.

Almost surely, 2^39675908628 is an apocalyptic number.

It is an amenable number.

39675908628 is an abundant number, since it is smaller than the sum of its proper divisors (60615971606).

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

39675908628 is a wasteful number, since it uses less digits than its factorization.

39675908628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102108583 (or 1102108578 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 39675908628 in words is "thirty-nine billion, six hundred seventy-five million, nine hundred eight thousand, six hundred twenty-eight".