53255695522500 has 225 divisors, whose sum is σ = 173981174631649. Its totient is φ = 14200643088000.

The previous prime is 53255695522493. The next prime is 53255695522571. The reversal of 53255695522500 is 522559655235.

The square root of 53255695522500 is 7297650.

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

53255695522500 is a `hidden beast` number, since 5 + 3 + 2 + 5 + 5 + 69 + 5 + 522 + 50 + 0 = 666.

It can be written as a sum of positive squares in 7 ways, for example, as 24387340229316 + 28868355293184 = 4938354^2 + 5372928^2 .

It is a tau number, because it is divible by the number of its divisors (225).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 74 ways as a sum of consecutive naturals, for example, 3283934392 + ... + 3283950608.

Almost surely, 2^{53255695522500} is an apocalyptic number.

53255695522500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53255695522500 is the 7297650-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53255695522500

53255695522500 is an abundant number, since it is smaller than the sum of its proper divisors (120725479109149).

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

53255695522500 is an frugal number, since it uses more digits than its factorization.

53255695522500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32470 (or 16227 counting only the distinct ones).

The product of its (nonzero) digits is 20250000, while the sum is 54.

The spelling of 53255695522500 in words is "fifty-three trillion, two hundred fifty-five billion, six hundred ninety-five million, five hundred twenty-two thousand, five hundred".