786785650560 has 1024 divisors, whose sum is σ = 3439812096000. Its totient is φ = 165508448256.

The previous prime is 786785650543. The next prime is 786785650613. The reversal of 786785650560 is 65056587687.

It is a happy number.

786785650560 is a `hidden beast` number, since 7 + 8 + 6 + 7 + 8 + 5 + 65 + 0 + 560 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 800391829 + ... + 800392811.

It is an arithmetic number, because the mean of its divisors is an integer number (3359191500).

Almost surely, 2^786785650560 is an apocalyptic number.

786785650560 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 786785650560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1719906048000).

786785650560 is an abundant number, since it is smaller than the sum of its proper divisors (2653026445440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

786785650560 is a wasteful number, since it uses less digits than its factorization.

786785650560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540 (or 1522 counting only the distinct ones).

The product of its (nonzero) digits is 84672000, while the sum is 63.

The spelling of 786785650560 in words is "seven hundred eighty-six billion, seven hundred eighty-five million, six hundred fifty thousand, five hundred sixty".