787077666414 has 128 divisors (see below), whose sum is σ = 1930318387200. Its totient is φ = 236176439040.

The previous prime is 787077666413. The next prime is 787077666421. The reversal of 787077666414 is 414666770787.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (787077666413) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 111181327 + ... + 111188405.

It is an arithmetic number, because the mean of its divisors is an integer number (15080612400).

Almost surely, 2^787077666414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 787077666414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (965159193600).

787077666414 is an abundant number, since it is smaller than the sum of its proper divisors (1143240720786).

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

787077666414 is a wasteful number, since it uses less digits than its factorization.

787077666414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11007 (or 11001 counting only the distinct ones).

The product of its (nonzero) digits is 66382848, while the sum is 63.

The spelling of 787077666414 in words is "seven hundred eighty-seven billion, seventy-seven million, six hundred sixty-six thousand, four hundred fourteen".