39085629689672 has 32 divisors (see below), whose sum is σ = 74043485959800. Its totient is φ = 19340713211904.

The previous prime is 39085629689663. The next prime is 39085629689747. The reversal of 39085629689672 is 27698692658093.

It can be written as a sum of positive squares in 4 ways, for example, as 32520627614596 + 6565002075076 = 5702686^2 + 2562226^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23510654 + ... + 25118162.

Almost surely, 2^{39085629689672} is an apocalyptic number.

It is an amenable number.

39085629689672 is a deficient number, since it is larger than the sum of its proper divisors (34957856270128).

39085629689672 is a wasteful number, since it uses less digits than its factorization.

39085629689672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638945 (or 1638941 counting only the distinct ones).

The product of its (nonzero) digits is 4232632320, while the sum is 80.

The spelling of 39085629689672 in words is "thirty-nine trillion, eighty-five billion, six hundred twenty-nine million, six hundred eighty-nine thousand, six hundred seventy-two".