776402652452 has 24 divisors (see below), whose sum is σ = 1552837151040. Its totient is φ = 332737169760.

The previous prime is 776402652451. The next prime is 776402652521. The reversal of 776402652452 is 254256204677.

It is a super-2 number, since 2×776402652452² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 776402652452.

It is not an unprimeable number, because it can be changed into a prime (776402652451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1250699 + ... + 1765517.

It is an arithmetic number, because the mean of its divisors is an integer number (64701547960).

Almost surely, 2^776402652452 is an apocalyptic number.

It is an amenable number.

776402652452 is an abundant number, since it is smaller than the sum of its proper divisors (776434498588).

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

776402652452 is a wasteful number, since it uses less digits than its factorization.

776402652452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568691 (or 568689 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 50.

The spelling of 776402652452 in words is "seven hundred seventy-six billion, four hundred two million, six hundred fifty-two thousand, four hundred fifty-two".