63463545 has 12 divisors (see below), whose sum is σ = 110003556. Its totient is φ = 33847200.

The previous prime is 63463537. The next prime is 63463549. The reversal of 63463545 is 54536436.

It can be written as a sum of positive squares in 2 ways, for example, as 27499536 + 35964009 = 5244^2 + 5997^2 .

It is not a de Polignac number, because 63463545 - 2³ = 63463537 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63463549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 705106 + ... + 705195.

It is an arithmetic number, because the mean of its divisors is an integer number (9166963).

Almost surely, 2^63463545 is an apocalyptic number.

It is an amenable number.

63463545 is a deficient number, since it is larger than the sum of its proper divisors (46540011).

63463545 is a wasteful number, since it uses less digits than its factorization.

63463545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410312 (or 1410309 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 63463545 is about 7966.4010067282. The cubic root of 63463545 is about 398.8792481377.

The spelling of 63463545 in words is "sixty-three million, four hundred sixty-three thousand, five hundred forty-five".