63775465 has 16 divisors (see below), whose sum is σ = 82732608. Its totient is φ = 46915776.

The previous prime is 63775433. The next prime is 63775487. The reversal of 63775465 is 56457736.

It is a cyclic number.

It is not a de Polignac number, because 63775465 - 2⁵ = 63775433 is a prime.

It is a Duffinian number.

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, 16662 + ... + 20128.

It is an arithmetic number, because the mean of its divisors is an integer number (5170788).

Almost surely, 2^63775465 is an apocalyptic number.

63775465 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

63775465 is a deficient number, since it is larger than the sum of its proper divisors (18957143).

63775465 is a wasteful number, since it uses less digits than its factorization.

63775465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3768.

The product of its digits is 529200, while the sum is 43.

The square root of 63775465 is about 7985.9542322756. The cubic root of 63775465 is about 399.5316706330.

The spelling of 63775465 in words is "sixty-three million, seven hundred seventy-five thousand, four hundred sixty-five".