776230871416 has 128 divisors (see below), whose sum is σ = 1964382658560. Its totient is φ = 277701811200.

The previous prime is 776230871393. The next prime is 776230871443. The reversal of 776230871416 is 614178032677.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1275780 + ... + 1783276.

It is an arithmetic number, because the mean of its divisors is an integer number (15346739520).

Almost surely, 2^776230871416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 776230871416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (982191329280).

776230871416 is an abundant number, since it is smaller than the sum of its proper divisors (1188151787144).

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

776230871416 is a wasteful number, since it uses less digits than its factorization.

776230871416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507725 (or 507721 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 52.

The spelling of 776230871416 in words is "seven hundred seventy-six billion, two hundred thirty million, eight hundred seventy-one thousand, four hundred sixteen".