63207053065 has 16 divisors (see below), whose sum is σ = 86487842448. Its totient is φ = 43930331136.

The previous prime is 63207053003. The next prime is 63207053083. The reversal of 63207053065 is 56035070236.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 3432670921 + 59774382144 = 58589^2 + 244488^2 .

It is a cyclic number.

It is not a de Polignac number, because 63207053065 - 2³³ = 54617118473 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, 28599372 + ... + 28601581.

It is an arithmetic number, because the mean of its divisors is an integer number (5405490153).

Almost surely, 2^63207053065 is an apocalyptic number.

63207053065 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

63207053065 is a deficient number, since it is larger than the sum of its proper divisors (23280789383).

63207053065 is a wasteful number, since it uses less digits than its factorization.

63207053065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57200988.

The product of its (nonzero) digits is 113400, while the sum is 37.

The spelling of 63207053065 in words is "sixty-three billion, two hundred seven million, fifty-three thousand, sixty-five".