53796327821604 has 27 divisors (see below), whose sum is σ = 135985273234993. Its totient is φ = 17932094604672.

The previous prime is 53796327821491. The next prime is 53796327821647. The reversal of 53796327821604 is 40612872369735.

It is a happy number.

The square root of 53796327821604 is 7334598.

It is a perfect power (a square), and thus also a powerful number.

53796327821604 is a `hidden beast` number, since 5 + 3 + 7 + 96 + 327 + 8 + 216 + 0 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 28588377176100 + 25207950645504 = 5346810^2 + 5020752^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 43396372 + ... + 44618804.

It is a 2-persistent number, because it is pandigital, and so is 2⋅53796327821604 = 107592655643208, but 3⋅53796327821604 = 161388983464812 is not.

Almost surely, 2^{53796327821604} is an apocalyptic number.

53796327821604 is the 7334598-th square number.

It is an amenable number.

53796327821604 is an abundant number, since it is smaller than the sum of its proper divisors (82188945413389).

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

53796327821604 is an frugal number, since it uses more digits than its factorization.

53796327821604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444876 (or 1222438 counting only the distinct ones).

The product of its (nonzero) digits is 91445760, while the sum is 63.

The spelling of 53796327821604 in words is "fifty-three trillion, seven hundred ninety-six billion, three hundred twenty-seven million, eight hundred twenty-one thousand, six hundred four".