959781012650 has 24 divisors (see below), whose sum is σ = 1788699985740. Its totient is φ = 383158146560.

The previous prime is 959781012643. The next prime is 959781012667. The reversal of 959781012650 is 56210187959.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 672106472041 + 287674540609 = 819821^2 + 536353^2 .

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 959781012592 and 959781012601.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18830759 + ... + 18881658.

Almost surely, 2^959781012650 is an apocalyptic number.

959781012650 is a deficient number, since it is larger than the sum of its proper divisors (828918973090).

959781012650 is a wasteful number, since it uses less digits than its factorization.

959781012650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37712938 (or 37712933 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 53.

The spelling of 959781012650 in words is "nine hundred fifty-nine billion, seven hundred eighty-one million, twelve thousand, six hundred fifty".