963071387649 has 96 divisors (see below), whose sum is σ = 1772476692480. Its totient is φ = 490547529216.

The previous prime is 963071387639. The next prime is 963071387689. The reversal of 963071387649 is 946783170369.

963071387649 is a `hidden beast` number, since 96 + 307 + 138 + 76 + 49 = 666.

It is not a de Polignac number, because 963071387649 - 2⁵ = 963071387617 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (963071387639) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 112464642 + ... + 112473204.

It is an arithmetic number, because the mean of its divisors is an integer number (18463298880).

Almost surely, 2^963071387649 is an apocalyptic number.

It is an amenable number.

963071387649 is a deficient number, since it is larger than the sum of its proper divisors (809405304831).

963071387649 is a wasteful number, since it uses less digits than its factorization.

963071387649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14139 (or 14136 counting only the distinct ones).

The product of its (nonzero) digits is 41150592, while the sum is 63.

The spelling of 963071387649 in words is "nine hundred sixty-three billion, seventy-one million, three hundred eighty-seven thousand, six hundred forty-nine".