63400481189 has 8 divisors (see below), whose sum is σ = 66747713280. Its totient is φ = 60054285600.

The previous prime is 63400481171. The next prime is 63400481201. The reversal of 63400481189 is 98118400436.

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 63400481189 - 2²⁴ = 63383703973 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 (63400483189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131957 + ... + 379754.

It is an arithmetic number, because the mean of its divisors is an integer number (8343464160).

Almost surely, 2^63400481189 is an apocalyptic number.

It is an amenable number.

63400481189 is a deficient number, since it is larger than the sum of its proper divisors (3347232091).

63400481189 is a wasteful number, since it uses less digits than its factorization.

63400481189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518251.

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 63400481189 in words is "sixty-three billion, four hundred million, four hundred eighty-one thousand, one hundred eighty-nine".