8961611419456 has 28 divisors (see below), whose sum is σ = 17787421229760. Its totient is φ = 4479741503360.

The previous prime is 8961611419429. The next prime is 8961611419489. The reversal of 8961611419456 is 6549141161698.

It is a junction number, because it is equal to n+sod(n) for n = 8961611419394 and 8961611419403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16356616 + ... + 16895623.

It is an arithmetic number, because the mean of its divisors is an integer number (635265043920).

Almost surely, 2^{8961611419456} is an apocalyptic number.

It is an amenable number.

8961611419456 is a deficient number, since it is larger than the sum of its proper divisors (8825809810304).

8961611419456 is a wasteful number, since it uses less digits than its factorization.

8961611419456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33256462 (or 33256452 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 61.

The spelling of 8961611419456 in words is "eight trillion, nine hundred sixty-one billion, six hundred eleven million, four hundred nineteen thousand, four hundred fifty-six".