63345525 has 24 divisors (see below), whose sum is σ = 110245920. Its totient is φ = 32005440.

The previous prime is 63345523. The next prime is 63345577. The reversal of 63345525 is 52554336.

It is not a de Polignac number, because 63345525 - 2¹ = 63345523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63345521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20802 + ... + 23651.

It is an arithmetic number, because the mean of its divisors is an integer number (4593580).

Almost surely, 2^63345525 is an apocalyptic number.

It is an amenable number.

63345525 is a deficient number, since it is larger than the sum of its proper divisors (46900395).

63345525 is a wasteful number, since it uses less digits than its factorization.

63345525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44485 (or 44480 counting only the distinct ones).

The product of its digits is 54000, while the sum is 33.

The square root of 63345525 is about 7958.9901997678. The cubic root of 63345525 is about 398.6318360708.

The spelling of 63345525 in words is "sixty-three million, three hundred forty-five thousand, five hundred twenty-five".