1765483551225 has 45 divisors (see below), whose sum is σ = 3270396587007. Its totient is φ = 941559338160.

The previous prime is 1765483551203. The next prime is 1765483551229. The reversal of 1765483551225 is 5221553845671.

The square root of 1765483551225 is 1328715.

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

1765483551225 is a `hidden beast` number, since 1 + 7 + 6 + 5 + 4 + 83 + 551 + 2 + 2 + 5 = 666.

It can be written as a sum of positive squares in only one way, i.e., 635574078441 + 1129909472784 = 797229^2 + 1062972^2 .

It is a tau number, because it is divible by the number of its divisors (45).

It is a de Polignac number, because none of the positive numbers 2^k-1765483551225 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1765483551229) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 59777412 + ... + 59806938.

Almost surely, 2^{1765483551225} is an apocalyptic number.

1765483551225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1765483551225 is the 1328715-th square number.

1765483551225 is the 664358-th centered octagonal number.

It is an amenable number.

1765483551225 is a deficient number, since it is larger than the sum of its proper divisors (1504913035782).

1765483551225 is an frugal number, since it uses more digits than its factorization.

1765483551225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59076 (or 29535 counting only the distinct ones).

The product of its digits is 10080000, while the sum is 54.

The spelling of 1765483551225 in words is "one trillion, seven hundred sixty-five billion, four hundred eighty-three million, five hundred fifty-one thousand, two hundred twenty-five".