961185418448 has 20 divisors (see below), whose sum is σ = 1901920084800. Its totient is φ = 470367332064.

The previous prime is 961185418423. The next prime is 961185418489. The reversal of 961185418448 is 844814581169.

It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639085298 + ... + 639086801.

It is an arithmetic number, because the mean of its divisors is an integer number (95096004240).

Almost surely, 2^961185418448 is an apocalyptic number.

It is an amenable number.

961185418448 is a deficient number, since it is larger than the sum of its proper divisors (940734666352).

961185418448 is a wasteful number, since it uses less digits than its factorization.

961185418448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278172154 (or 1278172148 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 59.

The spelling of 961185418448 in words is "nine hundred sixty-one billion, one hundred eighty-five million, four hundred eighteen thousand, four hundred forty-eight".