64016563263 has 8 divisors (see below), whose sum is σ = 85357512576. Its totient is φ = 42676661400.

The previous prime is 64016563253. The next prime is 64016563283. The reversal of 64016563263 is 36236561046.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64016563263 - 2⁹ = 64016562751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64016563253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106003 + ... + 373188.

It is an arithmetic number, because the mean of its divisors is an integer number (10669689072).

Almost surely, 2^64016563263 is an apocalyptic number.

64016563263 is a deficient number, since it is larger than the sum of its proper divisors (21340949313).

64016563263 is a wasteful number, since it uses less digits than its factorization.

64016563263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523725.

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 64016563263 in words is "sixty-four billion, sixteen million, five hundred sixty-three thousand, two hundred sixty-three".