396616242248 has 12 divisors (see below), whose sum is σ = 743658794115. Its totient is φ = 198307230488.

The previous prime is 396616242233. The next prime is 396616242251. The reversal of 396616242248 is 842242616693.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 198308121124 + 198308121124 = 445318^2 + 445318^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=445318.

It is a super-2 number, since 2×396616242248² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 396616242248.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1669943 + ... + 1892601.

Almost surely, 2^396616242248 is an apocalyptic number.

It is an amenable number.

396616242248 is a deficient number, since it is larger than the sum of its proper divisors (347042551867).

396616242248 is an frugal number, since it uses more digits than its factorization.

396616242248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445324 (or 222661 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 53.

The spelling of 396616242248 in words is "three hundred ninety-six billion, six hundred sixteen million, two hundred forty-two thousand, two hundred forty-eight".