63414221647 has 16 divisors (see below), whose sum is σ = 76799808000. Its totient is φ = 51148640160.

The previous prime is 63414221641. The next prime is 63414221657. The reversal of 63414221647 is 74612241436.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 63414221647 - 2³⁵ = 29054483279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63414221641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1580179 + ... + 1619812.

It is an arithmetic number, because the mean of its divisors is an integer number (4799988000).

Almost surely, 2^63414221647 is an apocalyptic number.

63414221647 is a deficient number, since it is larger than the sum of its proper divisors (13385586353).

63414221647 is a wasteful number, since it uses less digits than its factorization.

63414221647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200166.

The product of its digits is 193536, while the sum is 40.

The spelling of 63414221647 in words is "sixty-three billion, four hundred fourteen million, two hundred twenty-one thousand, six hundred forty-seven".