63504000001 has 8 divisors (see below), whose sum is σ = 68582664360. Its totient is φ = 58453012992.

The previous prime is 63503999983. The next prime is 63504000019. The reversal of 63504000001 is 10000040536.

It is a Cunningham number, because it is equal to 252000²+1.

It is an interprime number because it is at equal distance from previous prime (63503999983) and next prime (63504000019).

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 63504000000 = 1^2 + 252000^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 63504000001 - 2⁵ = 63503999969 is a prime.

It is a super-2 number, since 2×63504000001² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63504000031) 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, 6914566 + ... + 6923743.

It is an arithmetic number, because the mean of its divisors is an integer number (8572833045).

Almost surely, 2^63504000001 is an apocalyptic number.

It is an amenable number.

63504000001 is a deficient number, since it is larger than the sum of its proper divisors (5078664359).

63504000001 is a wasteful number, since it uses less digits than its factorization.

63504000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13838675.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 63504000001 its reverse (10000040536), we get a palindrome (73504040537).

The spelling of 63504000001 in words is "sixty-three billion, five hundred four million, one", and thus it is an aban number.