63861148417 has 8 divisors (see below), whose sum is σ = 69682391712. Its totient is φ = 58042519200.

The previous prime is 63861148409. The next prime is 63861148447. The reversal of 63861148417 is 71484116836.

It is a happy number.

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 63861148417 - 2³ = 63861148409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63861148447) 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, 602259 + ... + 700312.

It is an arithmetic number, because the mean of its divisors is an integer number (8710298964).

Almost surely, 2^63861148417 is an apocalyptic number.

It is an amenable number.

63861148417 is a deficient number, since it is larger than the sum of its proper divisors (5821243295).

63861148417 is a wasteful number, since it uses less digits than its factorization.

63861148417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307039.

The product of its digits is 774144, while the sum is 49.

The spelling of 63861148417 in words is "sixty-three billion, eight hundred sixty-one million, one hundred forty-eight thousand, four hundred seventeen".