77757300223320 has 128 divisors (see below), whose sum is σ = 236230583500800. Its totient is φ = 20472299088384.

The previous prime is 77757300223301. The next prime is 77757300223331. The reversal of 77757300223320 is 2332200375777.

77757300223320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 77757300223320.

It is a congruent number.

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, 522302014 + ... + 522450866.

It is an arithmetic number, because the mean of its divisors is an integer number (1845551433600).

Almost surely, 2^{77757300223320} is an apocalyptic number.

It is an amenable number.

77757300223320 is an abundant number, since it is smaller than the sum of its proper divisors (158473283277480).

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

77757300223320 is a wasteful number, since it uses less digits than its factorization.

77757300223320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204049 (or 204045 counting only the distinct ones).

The product of its (nonzero) digits is 2593080, while the sum is 48.

The spelling of 77757300223320 in words is "seventy-seven trillion, seven hundred fifty-seven billion, three hundred million, two hundred twenty-three thousand, three hundred twenty".