63890413807 has 8 divisors (see below), whose sum is σ = 69888552192. Its totient is φ = 57923928600.

The previous prime is 63890413787. The next prime is 63890413819. The reversal of 63890413807 is 70831409836.

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 a de Polignac number, because none of the positive numbers 2^k-63890413807 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 (63890413007) 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, 7909069 + ... + 7917142.

It is an arithmetic number, because the mean of its divisors is an integer number (8736069024).

Almost surely, 2^63890413807 is an apocalyptic number.

63890413807 is a deficient number, since it is larger than the sum of its proper divisors (5998138385).

63890413807 is a wasteful number, since it uses less digits than its factorization.

63890413807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15826589.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 63890413807 in words is "sixty-three billion, eight hundred ninety million, four hundred thirteen thousand, eight hundred seven".