63463455 has 48 divisors (see below), whose sum is σ = 124169760. Its totient is φ = 29702400.

The previous prime is 63463447. The next prime is 63463459. The reversal of 63463455 is 55436436.

It is not a de Polignac number, because 63463455 - 2³ = 63463447 is a prime.

It is a super-2 number, since 2×63463455² = 8055220241074050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63463459) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12145 + ... + 16565.

It is an arithmetic number, because the mean of its divisors is an integer number (2586870).

Almost surely, 2^63463455 is an apocalyptic number.

63463455 is a deficient number, since it is larger than the sum of its proper divisors (60706305).

63463455 is a wasteful number, since it uses less digits than its factorization.

63463455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4472 (or 4469 counting only the distinct ones).

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

The square root of 63463455 is about 7966.3953580023. The cubic root of 63463455 is about 398.8790595824.

It can be divided in two parts, 6346 and 3455, that added together give a square (9801 = 99²).

The spelling of 63463455 in words is "sixty-three million, four hundred sixty-three thousand, four hundred fifty-five".