63291992086 has 16 divisors (see below), whose sum is σ = 100880322480. Its totient is φ = 29678467840.

The previous prime is 63291992041. The next prime is 63291992149. The reversal of 63291992086 is 68029919236.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3302776 + ... + 3321883.

It is an arithmetic number, because the mean of its divisors is an integer number (6305020155).

Almost surely, 2^63291992086 is an apocalyptic number.

63291992086 is a deficient number, since it is larger than the sum of its proper divisors (37588330394).

63291992086 is a wasteful number, since it uses less digits than its factorization.

63291992086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6624959.

The product of its (nonzero) digits is 2519424, while the sum is 55.

The spelling of 63291992086 in words is "sixty-three billion, two hundred ninety-one million, nine hundred ninety-two thousand, eighty-six".