77334530556 has 48 divisors (see below), whose sum is σ = 188512386048. Its totient is φ = 24646051200.

The previous prime is 77334530549. The next prime is 77334530573. The reversal of 77334530556 is 65503543377.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1221465 + ... + 1283216.

It is an arithmetic number, because the mean of its divisors is an integer number (3927341376).

Almost surely, 2^77334530556 is an apocalyptic number.

It is an amenable number.

77334530556 is an abundant number, since it is smaller than the sum of its proper divisors (111177855492).

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

77334530556 is a wasteful number, since it uses less digits than its factorization.

77334530556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504802 (or 2504800 counting only the distinct ones).

The product of its (nonzero) digits is 3969000, while the sum is 48.

The spelling of 77334530556 in words is "seventy-seven billion, three hundred thirty-four million, five hundred thirty thousand, five hundred fifty-six".