63413465 has 16 divisors (see below), whose sum is σ = 77740560. Its totient is φ = 49643520.

The previous prime is 63413447. The next prime is 63413473. The reversal of 63413465 is 56431436.

It can be written as a sum of positive squares in 8 ways, for example, as 1885129 + 61528336 = 1373^2 + 7844^2 .

It is not a de Polignac number, because 63413465 - 2²² = 59219161 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77981 + ... + 78789.

It is an arithmetic number, because the mean of its divisors is an integer number (4858785).

Almost surely, 2^63413465 is an apocalyptic number.

It is an amenable number.

63413465 is a deficient number, since it is larger than the sum of its proper divisors (14327095).

63413465 is a wasteful number, since it uses less digits than its factorization.

63413465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132.

The product of its digits is 25920, while the sum is 32.

The square root of 63413465 is about 7963.2571853482. The cubic root of 63413465 is about 398.7743000688.

The spelling of 63413465 in words is "sixty-three million, four hundred thirteen thousand, four hundred sixty-five".