39321428607 has 6 divisors (see below), whose sum is σ = 56797619112. Its totient is φ = 26214285732.

The previous prime is 39321428557. The next prime is 39321428617. The reversal of 39321428607 is 70682412393.

39321428607 is a `hidden beast` number, since 3 + 9 + 3 + 2 + 14 + 28 + 607 = 666.

It is not a de Polignac number, because 39321428607 - 2⁸ = 39321428351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39321428617) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2184523803 + ... + 2184523820.

It is an arithmetic number, because the mean of its divisors is an integer number (9466269852).

Almost surely, 2^39321428607 is an apocalyptic number.

39321428607 is a deficient number, since it is larger than the sum of its proper divisors (17476190505).

39321428607 is a wasteful number, since it uses less digits than its factorization.

39321428607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4369047629 (or 4369047626 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

It can be divided in two parts, 393214 and 28607, that added together give a triangular number (421821 = T₉₁₈).

The spelling of 39321428607 in words is "thirty-nine billion, three hundred twenty-one million, four hundred twenty-eight thousand, six hundred seven".