63415451436 has 12 divisors (see below), whose sum is σ = 147969386712. Its totient is φ = 21138483808.

The previous prime is 63415451423. The next prime is 63415451447.

It is a happy number.

63415451436 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2642310465 + ... + 2642310488.

It is an arithmetic number, because the mean of its divisors is an integer number (12330782226).

Almost surely, 2^63415451436 is an apocalyptic number.

It is an amenable number.

63415451436 is an abundant number, since it is smaller than the sum of its proper divisors (84553935276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63415451436 is a wasteful number, since it uses less digits than its factorization.

63415451436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5284620960 (or 5284620958 counting only the distinct ones).

The product of its digits is 518400, while the sum is 42.

The spelling of 63415451436 in words is "sixty-three billion, four hundred fifteen million, four hundred fifty-one thousand, four hundred thirty-six".