63853192086 has 16 divisors (see below), whose sum is σ = 127709927424. Its totient is φ = 21283806824.

The previous prime is 63853192031. The next prime is 63853192111. The reversal of 63853192086 is 68029135836.

It is a happy number.

It is a super-2 number, since 2×63853192086² (a number of 22 digits) contains 22 as substring.

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, 125515 + ... + 378761.

It is an arithmetic number, because the mean of its divisors is an integer number (7981870464).

Almost surely, 2^63853192086 is an apocalyptic number.

63853192086 is an abundant number, since it is smaller than the sum of its proper divisors (63856735338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63853192086 is a wasteful number, since it uses less digits than its factorization.

63853192086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295275.

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 63853192086 in words is "sixty-three billion, eight hundred fifty-three million, one hundred ninety-two thousand, eighty-six".