39600028242 has 96 divisors (see below), whose sum is σ = 92673165312. Its totient is φ = 12176220672.

The previous prime is 39600028229. The next prime is 39600028261. The reversal of 39600028242 is 24282000693.

39600028242 is a `hidden beast` number, since 3 + 9 + 600 + 0 + 2 + 8 + 2 + 42 = 666.

It is a super-2 number, since 2×39600028242² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 39600028197 and 39600028206.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3219408 + ... + 3231684.

It is an arithmetic number, because the mean of its divisors is an integer number (965345472).

Almost surely, 2^39600028242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39600028242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46336582656).

39600028242 is an abundant number, since it is smaller than the sum of its proper divisors (53073137070).

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

39600028242 is a wasteful number, since it uses less digits than its factorization.

39600028242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12512 (or 12509 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 39600028242 in words is "thirty-nine billion, six hundred million, twenty-eight thousand, two hundred forty-two".