39676656100 has 27 divisors (see below), whose sum is σ = 86102666377. Its totient is φ = 15869865680.

The previous prime is 39676655989. The next prime is 39676656127. The reversal of 39676656100 is 165667693.

The square root of 39676656100 is 199190.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 14283596196 + 25393059904 = 119514^2 + 159352^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1981941 + ... + 2001859.

Almost surely, 2^39676656100 is an apocalyptic number.

39676656100 is the 199190-th square number.

It is an amenable number.

39676656100 is an abundant number, since it is smaller than the sum of its proper divisors (46426010277).

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

39676656100 is an frugal number, since it uses more digits than its factorization.

39676656100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39852 (or 19926 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 49.

Multiplying 39676656100 by its sum of digits (49), we get a square (1944156148900 = 1394330²).

The spelling of 39676656100 in words is "thirty-nine billion, six hundred seventy-six million, six hundred fifty-six thousand, one hundred".