775064514216 has 128 divisors (see below), whose sum is σ = 2068968096000. Its totient is φ = 241112186880.

The previous prime is 775064514167. The next prime is 775064514229. The reversal of 775064514216 is 612415460577.

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, 24473560 + ... + 24505208.

It is an arithmetic number, because the mean of its divisors is an integer number (16163813250).

Almost surely, 2^775064514216 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 775064514216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034484048000).

775064514216 is an abundant number, since it is smaller than the sum of its proper divisors (1293903581784).

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

775064514216 is a wasteful number, since it uses less digits than its factorization.

775064514216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32179 (or 32175 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 48.

The spelling of 775064514216 in words is "seven hundred seventy-five billion, sixty-four million, five hundred fourteen thousand, two hundred sixteen".