77734340000 has 60 divisors (see below), whose sum is σ = 191238185754. Its totient is φ = 31093728000.

The previous prime is 77734339997. The next prime is 77734340011. The reversal of 77734340000 is 4343777.

It can be written as a sum of positive squares in 5 ways, for example, as 6203767696 + 71530572304 = 78764^2 + 267452^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1923359 + ... + 1963358.

Almost surely, 2^77734340000 is an apocalyptic number.

It is an amenable number.

77734340000 is an abundant number, since it is smaller than the sum of its proper divisors (113503845754).

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

77734340000 is an equidigital number, since it uses as much as digits as its factorization.

77734340000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3886747 (or 3886724 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 35.

Adding to 77734340000 its reverse (4343777), we get a palindrome (77738683777).

The spelling of 77734340000 in words is "seventy-seven billion, seven hundred thirty-four million, three hundred forty thousand".