776055150064 has 80 divisors (see below), whose sum is σ = 1567891836000. Its totient is φ = 371656212480.

The previous prime is 776055150061. The next prime is 776055150077. The reversal of 776055150064 is 460051550677.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 776055149996 and 776055150023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (776055150061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96030504 + ... + 96038584.

It is an arithmetic number, because the mean of its divisors is an integer number (19598647950).

Almost surely, 2^776055150064 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 776055150064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (783945918000).

776055150064 is an abundant number, since it is smaller than the sum of its proper divisors (791836685936).

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

776055150064 is a wasteful number, since it uses less digits than its factorization.

776055150064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9746 (or 9740 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 46.

The spelling of 776055150064 in words is "seven hundred seventy-six billion, fifty-five million, one hundred fifty thousand, sixty-four".